Home / 57,672,046.20-86,508,069.30-36,172,961.40

Finding the Fourth Proportional to 57,672,046.20, 86,508,069.30 and 36,172,961.40

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Solution

The fourth proportional to 57,672,046.20, 86,508,069.30 and 36,172,961.40 is: 54,259,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,046.20 : 86,508,069.30 = 36,172,961.40 : x
  2. Step 2: Convert to fraction form
    57,672,046.20/86,508,069.30 = 36,172,961.40/x
  3. Step 3: Cross multiply
    57,672,046.20x = 86,508,069.30 × 36,172,961.40
  4. Step 4: Simplify right side
    57,672,046.20x = 3,129,253,051,577,425
  5. Step 5: Solve for x
    x = 3,129,253,051,577,425/57,672,046.20
  6. Step 6: Final answer
    x = 54,259,442.10

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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.