Romney is worth an estimated $254 million, and was among Congress's wealthiest members.

The former Republican senator from Utah and 2012 GOP presidential nominee said, “It’s time for rich people like me to pay more.”

The former Republican senator from Utah and 2012 GOP presidential nominee said, “It’s time for rich people like me to pay more.”

Romney is worth an estimated $254 million, and was among Congress's wealthiest members.