Home / 39,787,255.38-54,906,414.97-22,145,778.16

Finding the Fourth Proportional to 39,787,255.38, 54,906,414.97 and 22,145,778.16

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Solution

The fourth proportional to 39,787,255.38, 54,906,414.97 and 22,145,778.16 is: 30,561,175.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,787,255.38 : 54,906,414.97 = 22,145,778.16 : x
  2. Step 2: Convert to fraction form
    39,787,255.38/54,906,414.97 = 22,145,778.16/x
  3. Step 3: Cross multiply
    39,787,255.38x = 54,906,414.97 × 22,145,778.16
  4. Step 4: Simplify right side
    39,787,255.38x = 1,215,945,285,427,516.75
  5. Step 5: Solve for x
    x = 1,215,945,285,427,516.75/39,787,255.38
  6. Step 6: Final answer
    x = 30,561,175.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.