Home / 8,665,284.71-12,998,074.70-3,276,472.97

Finding the Fourth Proportional to 8,665,284.71, 12,998,074.70 and 3,276,472.97

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Solution

The fourth proportional to 8,665,284.71, 12,998,074.70 and 3,276,472.97 is: 4,914,765.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,284.71 : 12,998,074.70 = 3,276,472.97 : x
  2. Step 2: Convert to fraction form
    8,665,284.71/12,998,074.70 = 3,276,472.97/x
  3. Step 3: Cross multiply
    8,665,284.71x = 12,998,074.70 × 3,276,472.97
  4. Step 4: Simplify right side
    8,665,284.71x = 42,587,840,416,590.86
  5. Step 5: Solve for x
    x = 42,587,840,416,590.86/8,665,284.71
  6. Step 6: Final answer
    x = 4,914,765.28

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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.