Home / 22,873,434.38-31,565,887.91-12,419,891.30

Finding the Fourth Proportional to 22,873,434.38, 31,565,887.91 and 12,419,891.30

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Solution

The fourth proportional to 22,873,434.38, 31,565,887.91 and 12,419,891.30 is: 17,139,747.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,873,434.38 : 31,565,887.91 = 12,419,891.30 : x
  2. Step 2: Convert to fraction form
    22,873,434.38/31,565,887.91 = 12,419,891.30/x
  3. Step 3: Cross multiply
    22,873,434.38x = 31,565,887.91 × 12,419,891.30
  4. Step 4: Simplify right side
    22,873,434.38x = 392,044,896,693,574.06
  5. Step 5: Solve for x
    x = 392,044,896,693,574.06/22,873,434.38
  6. Step 6: Final answer
    x = 17,139,747.81

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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.