Home / 91,980,764.62-137,991,654.65-26,396,789.87

Finding the Fourth Proportional to 91,980,764.62, 137,991,654.65 and 26,396,789.87

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Solution

The fourth proportional to 91,980,764.62, 137,991,654.65 and 26,396,789.87 is: 39,601,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,980,764.62 : 137,991,654.65 = 26,396,789.87 : x
  2. Step 2: Convert to fraction form
    91,980,764.62/137,991,654.65 = 26,396,789.87/x
  3. Step 3: Cross multiply
    91,980,764.62x = 137,991,654.65 × 26,396,789.87
  4. Step 4: Simplify right side
    91,980,764.62x = 3,642,536,711,609,658.50
  5. Step 5: Solve for x
    x = 3,642,536,711,609,658.50/91,980,764.62
  6. Step 6: Final answer
    x = 39,601,070.15

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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.