Home / 8,747,999.20-13,121,998.80-5,384,101.60

Finding the Fourth Proportional to 8,747,999.20, 13,121,998.80 and 5,384,101.60

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Solution

The fourth proportional to 8,747,999.20, 13,121,998.80 and 5,384,101.60 is: 8,076,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,999.20 : 13,121,998.80 = 5,384,101.60 : x
  2. Step 2: Convert to fraction form
    8,747,999.20/13,121,998.80 = 5,384,101.60/x
  3. Step 3: Cross multiply
    8,747,999.20x = 13,121,998.80 × 5,384,101.60
  4. Step 4: Simplify right side
    8,747,999.20x = 70,650,174,734,278.08
  5. Step 5: Solve for x
    x = 70,650,174,734,278.08/8,747,999.20
  6. Step 6: Final answer
    x = 8,076,152.40

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