Home / 57,672,044.70-86,508,067.05-36,172,959.90

Finding the Fourth Proportional to 57,672,044.70, 86,508,067.05 and 36,172,959.90

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Solution

The fourth proportional to 57,672,044.70, 86,508,067.05 and 36,172,959.90 is: 54,259,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,044.70 : 86,508,067.05 = 36,172,959.90 : x
  2. Step 2: Convert to fraction form
    57,672,044.70/86,508,067.05 = 36,172,959.90/x
  3. Step 3: Cross multiply
    57,672,044.70x = 86,508,067.05 × 36,172,959.90
  4. Step 4: Simplify right side
    57,672,044.70x = 3,129,252,840,426,161
  5. Step 5: Solve for x
    x = 3,129,252,840,426,161/57,672,044.70
  6. Step 6: Final answer
    x = 54,259,439.85

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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.