Home / 91,703,686.92-137,540,085.24-26,120,213.88

Finding the Fourth Proportional to 91,703,686.92, 137,540,085.24 and 26,120,213.88

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Solution

The fourth proportional to 91,703,686.92, 137,540,085.24 and 26,120,213.88 is: 39,175,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,703,686.92 : 137,540,085.24 = 26,120,213.88 : x
  2. Step 2: Convert to fraction form
    91,703,686.92/137,540,085.24 = 26,120,213.88/x
  3. Step 3: Cross multiply
    91,703,686.92x = 137,540,085.24 × 26,120,213.88
  4. Step 4: Simplify right side
    91,703,686.92x = 3,592,576,443,542,231
  5. Step 5: Solve for x
    x = 3,592,576,443,542,231/91,703,686.92
  6. Step 6: Final answer
    x = 39,175,921.54

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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.