Home / 21,747,542.38-30,011,397.48-11,824,424.92

Finding the Fourth Proportional to 21,747,542.38, 30,011,397.48 and 11,824,424.92

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Solution

The fourth proportional to 21,747,542.38, 30,011,397.48 and 11,824,424.92 is: 16,317,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,747,542.38 : 30,011,397.48 = 11,824,424.92 : x
  2. Step 2: Convert to fraction form
    21,747,542.38/30,011,397.48 = 11,824,424.92/x
  3. Step 3: Cross multiply
    21,747,542.38x = 30,011,397.48 × 11,824,424.92
  4. Step 4: Simplify right side
    21,747,542.38x = 354,867,516,246,537.19
  5. Step 5: Solve for x
    x = 354,867,516,246,537.19/21,747,542.38
  6. Step 6: Final answer
    x = 16,317,591.66

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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.