Home / 42,018,337.80-63,027,506.70-25,791,672.60

Finding the Fourth Proportional to 42,018,337.80, 63,027,506.70 and 25,791,672.60

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Solution

The fourth proportional to 42,018,337.80, 63,027,506.70 and 25,791,672.60 is: 38,687,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,018,337.80 : 63,027,506.70 = 25,791,672.60 : x
  2. Step 2: Convert to fraction form
    42,018,337.80/63,027,506.70 = 25,791,672.60/x
  3. Step 3: Cross multiply
    42,018,337.80x = 63,027,506.70 × 25,791,672.60
  4. Step 4: Simplify right side
    42,018,337.80x = 1,625,584,817,600,706.50
  5. Step 5: Solve for x
    x = 1,625,584,817,600,706.50/42,018,337.80
  6. Step 6: Final answer
    x = 38,687,508.90

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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.