Home / 15,945,447.92-22,011,519.95-10,721,484.09

Finding the Fourth Proportional to 15,945,447.92, 22,011,519.95 and 10,721,484.09

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Solution

The fourth proportional to 15,945,447.92, 22,011,519.95 and 10,721,484.09 is: 14,800,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945,447.92 : 22,011,519.95 = 10,721,484.09 : x
  2. Step 2: Convert to fraction form
    15,945,447.92/22,011,519.95 = 10,721,484.09/x
  3. Step 3: Cross multiply
    15,945,447.92x = 22,011,519.95 × 10,721,484.09
  4. Step 4: Simplify right side
    15,945,447.92x = 235,996,160,957,400.28
  5. Step 5: Solve for x
    x = 235,996,160,957,400.28/15,945,447.92
  6. Step 6: Final answer
    x = 14,800,221.49

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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.