Home / 57,543,757.20-86,315,635.80-36,044,672.40

Finding the Fourth Proportional to 57,543,757.20, 86,315,635.80 and 36,044,672.40

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Solution

The fourth proportional to 57,543,757.20, 86,315,635.80 and 36,044,672.40 is: 54,067,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,543,757.20 : 86,315,635.80 = 36,044,672.40 : x
  2. Step 2: Convert to fraction form
    57,543,757.20/86,315,635.80 = 36,044,672.40/x
  3. Step 3: Cross multiply
    57,543,757.20x = 86,315,635.80 × 36,044,672.40
  4. Step 4: Simplify right side
    57,543,757.20x = 3,111,218,815,408,711.50
  5. Step 5: Solve for x
    x = 3,111,218,815,408,711.50/57,543,757.20
  6. Step 6: Final answer
    x = 54,067,008.60

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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.