Home / 57,242,310.24-85,828,788.72-25,687,543.20

Finding the Fourth Proportional to 57,242,310.24, 85,828,788.72 and 25,687,543.20

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Solution

The fourth proportional to 57,242,310.24, 85,828,788.72 and 25,687,543.20 is: 38,515,753.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,242,310.24 : 85,828,788.72 = 25,687,543.20 : x
  2. Step 2: Convert to fraction form
    57,242,310.24/85,828,788.72 = 25,687,543.20/x
  3. Step 3: Cross multiply
    57,242,310.24x = 85,828,788.72 × 25,687,543.20
  4. Step 4: Simplify right side
    57,242,310.24x = 2,204,730,718,048,672.50
  5. Step 5: Solve for x
    x = 2,204,730,718,048,672.50/57,242,310.24
  6. Step 6: Final answer
    x = 38,515,753.62

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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.