Home / 8,857,727.60-13,286,591.40-6,716,217.20

Finding the Fourth Proportional to 8,857,727.60, 13,286,591.40 and 6,716,217.20

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Solution

The fourth proportional to 8,857,727.60, 13,286,591.40 and 6,716,217.20 is: 10,074,325.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,727.60 : 13,286,591.40 = 6,716,217.20 : x
  2. Step 2: Convert to fraction form
    8,857,727.60/13,286,591.40 = 6,716,217.20/x
  3. Step 3: Cross multiply
    8,857,727.60x = 13,286,591.40 × 6,716,217.20
  4. Step 4: Simplify right side
    8,857,727.60x = 89,235,633,690,052.08
  5. Step 5: Solve for x
    x = 89,235,633,690,052.08/8,857,727.60
  6. Step 6: Final answer
    x = 10,074,325.80

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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.