Africa currently holds a total investable wealth of USD 2.5 trillion, with its millionaire population expected to rise by 65% over the next 10 years. Business Insider Africa presents 10 wealthiest cities in Africa in 2024The list is courtesy of Henley & PartnersJohannesburg holds its place as the wealthiest in Africa, with 12,300 millionaires, 25 centi-millionaires, and 2 billionaires.A recent report by Henley & Partners’ 2024 Africa Wealth Report reveals that Africa is home to 135,200 high-net-worth individuals (HNWIs) with liquid investable wealth exceeding USD 1 million, along with 342 cent…