Home / 21,988,555.92-32,982,812.01-15,065,213.76

Finding the Fourth Proportional to 21,988,555.92, 32,982,812.01 and 15,065,213.76

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Solution

The fourth proportional to 21,988,555.92, 32,982,812.01 and 15,065,213.76 is: 22,597,805.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,988,555.92 : 32,982,812.01 = 15,065,213.76 : x
  2. Step 2: Convert to fraction form
    21,988,555.92/32,982,812.01 = 15,065,213.76/x
  3. Step 3: Cross multiply
    21,988,555.92x = 32,982,812.01 × 15,065,213.76
  4. Step 4: Simplify right side
    21,988,555.92x = 496,893,113,336,545.25
  5. Step 5: Solve for x
    x = 496,893,113,336,545.25/21,988,555.92
  6. Step 6: Final answer
    x = 22,597,805.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.