Home / 80,961,573.60-121,442,265.24-26,374,069.80

Finding the Fourth Proportional to 80,961,573.60, 121,442,265.24 and 26,374,069.80

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Solution

The fourth proportional to 80,961,573.60, 121,442,265.24 and 26,374,069.80 is: 39,561,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,961,573.60 : 121,442,265.24 = 26,374,069.80 : x
  2. Step 2: Convert to fraction form
    80,961,573.60/121,442,265.24 = 26,374,069.80/x
  3. Step 3: Cross multiply
    80,961,573.60x = 121,442,265.24 × 26,374,069.80
  4. Step 4: Simplify right side
    80,961,573.60x = 3,202,926,780,109,873.50
  5. Step 5: Solve for x
    x = 3,202,926,780,109,873.50/80,961,573.60
  6. Step 6: Final answer
    x = 39,561,073.70

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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.