Home / 8,517,441.63-12,761,727.17-5,144,562.75

Finding the Fourth Proportional to 8,517,441.63, 12,761,727.17 and 5,144,562.75

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Solution

The fourth proportional to 8,517,441.63, 12,761,727.17 and 5,144,562.75 is: 7,708,125.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,441.63 : 12,761,727.17 = 5,144,562.75 : x
  2. Step 2: Convert to fraction form
    8,517,441.63/12,761,727.17 = 5,144,562.75/x
  3. Step 3: Cross multiply
    8,517,441.63x = 12,761,727.17 × 5,144,562.75
  4. Step 4: Simplify right side
    8,517,441.63x = 65,653,506,198,722.10
  5. Step 5: Solve for x
    x = 65,653,506,198,722.10/8,517,441.63
  6. Step 6: Final answer
    x = 7,708,125.17

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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.