Home / 8,165,671.68-12,253,253.04-4,522,771.20

Finding the Fourth Proportional to 8,165,671.68, 12,253,253.04 and 4,522,771.20

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Solution

The fourth proportional to 8,165,671.68, 12,253,253.04 and 4,522,771.20 is: 6,786,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165,671.68 : 12,253,253.04 = 4,522,771.20 : x
  2. Step 2: Convert to fraction form
    8,165,671.68/12,253,253.04 = 4,522,771.20/x
  3. Step 3: Cross multiply
    8,165,671.68x = 12,253,253.04 × 4,522,771.20
  4. Step 4: Simplify right side
    8,165,671.68x = 55,418,659,955,624.45
  5. Step 5: Solve for x
    x = 55,418,659,955,624.45/8,165,671.68
  6. Step 6: Final answer
    x = 6,786,785.23

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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.