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Finding the Fourth Proportional to 39,872,471.80, 59,836,701.30 and 17,169,662.20

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Solution

The fourth proportional to 39,872,471.80, 59,836,701.30 and 17,169,662.20 is: 25,766,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,471.80 : 59,836,701.30 = 17,169,662.20 : x
  2. Step 2: Convert to fraction form
    39,872,471.80/59,836,701.30 = 17,169,662.20/x
  3. Step 3: Cross multiply
    39,872,471.80x = 59,836,701.30 × 17,169,662.20
  4. Step 4: Simplify right side
    39,872,471.80x = 1,027,375,948,483,300.75
  5. Step 5: Solve for x
    x = 1,027,375,948,483,300.75/39,872,471.80
  6. Step 6: Final answer
    x = 25,766,547.75

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