Home / 71,770,498.80-107,657,273.16-25,715,367.60

Finding the Fourth Proportional to 71,770,498.80, 107,657,273.16 and 25,715,367.60

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Solution

The fourth proportional to 71,770,498.80, 107,657,273.16 and 25,715,367.60 is: 38,573,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,770,498.80 : 107,657,273.16 = 25,715,367.60 : x
  2. Step 2: Convert to fraction form
    71,770,498.80/107,657,273.16 = 25,715,367.60/x
  3. Step 3: Cross multiply
    71,770,498.80x = 107,657,273.16 × 25,715,367.60
  4. Step 4: Simplify right side
    71,770,498.80x = 2,768,446,354,123,013.50
  5. Step 5: Solve for x
    x = 2,768,446,354,123,013.50/71,770,498.80
  6. Step 6: Final answer
    x = 38,573,597.79

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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.