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Finding the Fourth Proportional to 40,455,813.60, 60,704,715.60 and 17,739,007.20

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Solution

The fourth proportional to 40,455,813.60, 60,704,715.60 and 17,739,007.20 is: 26,617,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455,813.60 : 60,704,715.60 = 17,739,007.20 : x
  2. Step 2: Convert to fraction form
    40,455,813.60/60,704,715.60 = 17,739,007.20/x
  3. Step 3: Cross multiply
    40,455,813.60x = 60,704,715.60 × 17,739,007.20
  4. Step 4: Simplify right side
    40,455,813.60x = 1,076,841,387,102,352.25
  5. Step 5: Solve for x
    x = 1,076,841,387,102,352.25/40,455,813.60
  6. Step 6: Final answer
    x = 26,617,716.75

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