Home / 7,715,600.60-11,561,591.10-7,290,447.80

Finding the Fourth Proportional to 7,715,600.60, 11,561,591.10 and 7,290,447.80

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Solution

The fourth proportional to 7,715,600.60, 11,561,591.10 and 7,290,447.80 is: 10,924,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,600.60 : 11,561,591.10 = 7,290,447.80 : x
  2. Step 2: Convert to fraction form
    7,715,600.60/11,561,591.10 = 7,290,447.80/x
  3. Step 3: Cross multiply
    7,715,600.60x = 11,561,591.10 × 7,290,447.80
  4. Step 4: Simplify right side
    7,715,600.60x = 84,289,176,399,494.58
  5. Step 5: Solve for x
    x = 84,289,176,399,494.58/7,715,600.60
  6. Step 6: Final answer
    x = 10,924,512.66

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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.