Home / 15,893,397.38-21,930,250.03-9,366,140.97

Finding the Fourth Proportional to 15,893,397.38, 21,930,250.03 and 9,366,140.97

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Solution

The fourth proportional to 15,893,397.38, 21,930,250.03 and 9,366,140.97 is: 12,923,719.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,893,397.38 : 21,930,250.03 = 9,366,140.97 : x
  2. Step 2: Convert to fraction form
    15,893,397.38/21,930,250.03 = 9,366,140.97/x
  3. Step 3: Cross multiply
    15,893,397.38x = 21,930,250.03 × 9,366,140.97
  4. Step 4: Simplify right side
    15,893,397.38x = 205,401,813,264,911.38
  5. Step 5: Solve for x
    x = 205,401,813,264,911.38/15,893,397.38
  6. Step 6: Final answer
    x = 12,923,719.73

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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.