Home / 31,229,939.27-43,098,662.99-17,291,294.66

Finding the Fourth Proportional to 31,229,939.27, 43,098,662.99 and 17,291,294.66

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Solution

The fourth proportional to 31,229,939.27, 43,098,662.99 and 17,291,294.66 is: 23,862,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229,939.27 : 43,098,662.99 = 17,291,294.66 : x
  2. Step 2: Convert to fraction form
    31,229,939.27/43,098,662.99 = 17,291,294.66/x
  3. Step 3: Cross multiply
    31,229,939.27x = 43,098,662.99 × 17,291,294.66
  4. Step 4: Simplify right side
    31,229,939.27x = 745,231,681,363,101.62
  5. Step 5: Solve for x
    x = 745,231,681,363,101.62/31,229,939.27
  6. Step 6: Final answer
    x = 23,862,732.32

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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.