Home / 91,776,644.52-137,668,765.68-27,080,449.26

Finding the Fourth Proportional to 91,776,644.52, 137,668,765.68 and 27,080,449.26

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Solution

The fourth proportional to 91,776,644.52, 137,668,765.68 and 27,080,449.26 is: 40,621,794.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,776,644.52 : 137,668,765.68 = 27,080,449.26 : x
  2. Step 2: Convert to fraction form
    91,776,644.52/137,668,765.68 = 27,080,449.26/x
  3. Step 3: Cross multiply
    91,776,644.52x = 137,668,765.68 × 27,080,449.26
  4. Step 4: Simplify right side
    91,776,644.52x = 3,728,132,023,684,070
  5. Step 5: Solve for x
    x = 3,728,132,023,684,070/91,776,644.52
  6. Step 6: Final answer
    x = 40,621,794.83

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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.