Home / 91,703,687.92-137,540,086.74-26,120,214.88

Finding the Fourth Proportional to 91,703,687.92, 137,540,086.74 and 26,120,214.88

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Solution

The fourth proportional to 91,703,687.92, 137,540,086.74 and 26,120,214.88 is: 39,175,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,703,687.92 : 137,540,086.74 = 26,120,214.88 : x
  2. Step 2: Convert to fraction form
    91,703,687.92/137,540,086.74 = 26,120,214.88/x
  3. Step 3: Cross multiply
    91,703,687.92x = 137,540,086.74 × 26,120,214.88
  4. Step 4: Simplify right side
    91,703,687.92x = 3,592,576,620,262,639
  5. Step 5: Solve for x
    x = 3,592,576,620,262,639/91,703,687.92
  6. Step 6: Final answer
    x = 39,175,923.04

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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.