Home / 57,947,712.30-86,932,066.05-29,121,302.70

Finding the Fourth Proportional to 57,947,712.30, 86,932,066.05 and 29,121,302.70

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Solution

The fourth proportional to 57,947,712.30, 86,932,066.05 and 29,121,302.70 is: 43,687,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,947,712.30 : 86,932,066.05 = 29,121,302.70 : x
  2. Step 2: Convert to fraction form
    57,947,712.30/86,932,066.05 = 29,121,302.70/x
  3. Step 3: Cross multiply
    57,947,712.30x = 86,932,066.05 × 29,121,302.70
  4. Step 4: Simplify right side
    57,947,712.30x = 2,531,575,009,778,443
  5. Step 5: Solve for x
    x = 2,531,575,009,778,443/57,947,712.30
  6. Step 6: Final answer
    x = 43,687,229.56

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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.