Michigan (USA) is 58% larger than Indiana (USA).
Indiana is a U.S. state located in the midwestern and Great Lakes regions of North America. Indiana is the 38th largest by area and the 16th most populous of the 50 United States. Indiana is the least extensive state in the contiguous United States west of the Appalachian Mountains. Wikipedia
Michigan is a state in the Great Lakes region of the Midwestern United States. The name Michigan is the French form of the Ojibwa word mishigamaa, meaning "large water" or "large lake". Michigan is the 9th most populous of the 50 United States, with the 11th most extensive total area. Wikipedia