Top 11-15 Largest Economies: According to IMF’s 2023 data, Russia, Mexico, Australia, Korea and Spain are the next in ranks for the world’s largest economies after the top 10 list. Russia ($1,997.03 billion GDP) ranks at 11th, Mexico ($1,788.897 billion GDP) at 12th, Australia ($1,741.882 billion GDP) at 13th, Korea ($1,712.793 billion GDP) at 14th and Spain ($1,581.151 billion GDP) at 15th. (AI image)