Home / 76,715,658.62-115,074,485.14-25,597,677.43

Finding the Fourth Proportional to 76,715,658.62, 115,074,485.14 and 25,597,677.43

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Solution

The fourth proportional to 76,715,658.62, 115,074,485.14 and 25,597,677.43 is: 38,396,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,715,658.62 : 115,074,485.14 = 25,597,677.43 : x
  2. Step 2: Convert to fraction form
    76,715,658.62/115,074,485.14 = 25,597,677.43/x
  3. Step 3: Cross multiply
    76,715,658.62x = 115,074,485.14 × 25,597,677.43
  4. Step 4: Simplify right side
    76,715,658.62x = 2,945,639,550,868,441
  5. Step 5: Solve for x
    x = 2,945,639,550,868,441/76,715,658.62
  6. Step 6: Final answer
    x = 38,396,848.88

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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.