Home / 56,974,363.20-85,498,286.40-31,433,702.40

Finding the Fourth Proportional to 56,974,363.20, 85,498,286.40 and 31,433,702.40

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Solution

The fourth proportional to 56,974,363.20, 85,498,286.40 and 31,433,702.40 is: 47,170,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,974,363.20 : 85,498,286.40 = 31,433,702.40 : x
  2. Step 2: Convert to fraction form
    56,974,363.20/85,498,286.40 = 31,433,702.40/x
  3. Step 3: Cross multiply
    56,974,363.20x = 85,498,286.40 × 31,433,702.40
  4. Step 4: Simplify right side
    56,974,363.20x = 2,687,527,690,407,567.50
  5. Step 5: Solve for x
    x = 2,687,527,690,407,567.50/56,974,363.20
  6. Step 6: Final answer
    x = 47,170,824.55

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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.