Home / 56,693,404.70-85,040,107.05-38,553,551.90

Finding the Fourth Proportional to 56,693,404.70, 85,040,107.05 and 38,553,551.90

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Solution

The fourth proportional to 56,693,404.70, 85,040,107.05 and 38,553,551.90 is: 57,830,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,693,404.70 : 85,040,107.05 = 38,553,551.90 : x
  2. Step 2: Convert to fraction form
    56,693,404.70/85,040,107.05 = 38,553,551.90/x
  3. Step 3: Cross multiply
    56,693,404.70x = 85,040,107.05 × 38,553,551.90
  4. Step 4: Simplify right side
    56,693,404.70x = 3,278,598,180,733,730.50
  5. Step 5: Solve for x
    x = 3,278,598,180,733,730.50/56,693,404.70
  6. Step 6: Final answer
    x = 57,830,327.85

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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.