That win made up for Rebecca Wiasak's heartbreak in the women's 3000m individual pursuit decider, who lost to Scotland's Katie Archibald in the final.
Kyle Chalmers started a night to remember for Australia with a stunning victory in the men's 200m freestyle so it was fitting that he also ended the gold rush, charging home in the final leg of the 4x100m freestyle relay that capped the night.
Australia's swim team saved its best for last on the first night in the pool at the Commonwealth Games.
Ruck has been on a hot streak, winning four races in early March in Atlanta, including the 200 freestyle.
BC-COM-SWM-Relay World Record, 102 Australian women break 4x100 freestyle relay world recordAP Photo XMB320, XMb319Eds: APNewsNow.
A huge wave of investment followed, with India now second on the all-time Commonwealth Games medal table for shooting - behind only Australia.
"It's really about swimming to win".
Today they are the most disadvantaged Australians, with higher rates of poverty, ill health and imprisonment than any other community. "I can't choose a medal but they're all special".
The Gold Coast is staging the 21st edition of the Commonwealth Games, but cycling and shooting events are being held in refurbished Brisbane venues that were initially built for the 1982 Games.
Campbell continued her sizzling form at the Gold Coast meet with another record in the 50m freestyle semifinal.
"My coach said, 'The atmosphere out there is electric, go out, soak it up, '" she said.
To cap a barn-storming night for Australia, there were further gold medals for Mitch Larkin (100m backstroke), Clyde Lewis (400m individual medley) and Emma McKeon (100m butterfly).
The women's pursuit team - Ashlee Akudinoff, Annette Edmondson, Amy Cure and Alexandra Manly - also took gold, nearly lapping New Zealand, The Australian reported.
Gareth Evans of Wales won the men's 69kg and Australia's Tia-Clair Toomey thrilled the home crowd when she won the women's 58kg category with a total lift of 201kg.