Home / 8,681,513.38-11,981,102.25-4,814,404.90

Finding the Fourth Proportional to 8,681,513.38, 11,981,102.25 and 4,814,404.90

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Solution

The fourth proportional to 8,681,513.38, 11,981,102.25 and 4,814,404.90 is: 6,644,219.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,513.38 : 11,981,102.25 = 4,814,404.90 : x
  2. Step 2: Convert to fraction form
    8,681,513.38/11,981,102.25 = 4,814,404.90/x
  3. Step 3: Cross multiply
    8,681,513.38x = 11,981,102.25 × 4,814,404.90
  4. Step 4: Simplify right side
    8,681,513.38x = 57,681,877,379,801.03
  5. Step 5: Solve for x
    x = 57,681,877,379,801.03/8,681,513.38
  6. Step 6: Final answer
    x = 6,644,219.14

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Double scale
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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.