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Finding the Fourth Proportional to 22,491,742.70, 33,737,614.05 and 8,117,029.10

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Solution

The fourth proportional to 22,491,742.70, 33,737,614.05 and 8,117,029.10 is: 12,175,543.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491,742.70 : 33,737,614.05 = 8,117,029.10 : x
  2. Step 2: Convert to fraction form
    22,491,742.70/33,737,614.05 = 8,117,029.10/x
  3. Step 3: Cross multiply
    22,491,742.70x = 33,737,614.05 × 8,117,029.10
  4. Step 4: Simplify right side
    22,491,742.70x = 273,849,195,008,418.81
  5. Step 5: Solve for x
    x = 273,849,195,008,418.81/22,491,742.70
  6. Step 6: Final answer
    x = 12,175,543.65

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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.