Home / 52,618,079.12-72,613,419.02-29,098,207.35

Finding the Fourth Proportional to 52,618,079.12, 72,613,419.02 and 29,098,207.35

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Solution

The fourth proportional to 52,618,079.12, 72,613,419.02 and 29,098,207.35 is: 40,155,785.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,618,079.12 : 72,613,419.02 = 29,098,207.35 : x
  2. Step 2: Convert to fraction form
    52,618,079.12/72,613,419.02 = 29,098,207.35/x
  3. Step 3: Cross multiply
    52,618,079.12x = 72,613,419.02 × 29,098,207.35
  4. Step 4: Simplify right side
    52,618,079.12x = 2,112,920,323,036,393.75
  5. Step 5: Solve for x
    x = 2,112,920,323,036,393.75/52,618,079.12
  6. Step 6: Final answer
    x = 40,155,785.97

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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.