Home / 8,386,909.11-12,578,962.20-2,322,253.86

Finding the Fourth Proportional to 8,386,909.11, 12,578,962.20 and 2,322,253.86

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Solution

The fourth proportional to 8,386,909.11, 12,578,962.20 and 2,322,253.86 is: 3,482,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,386,909.11 : 12,578,962.20 = 2,322,253.86 : x
  2. Step 2: Convert to fraction form
    8,386,909.11/12,578,962.20 = 2,322,253.86/x
  3. Step 3: Cross multiply
    8,386,909.11x = 12,578,962.20 × 2,322,253.86
  4. Step 4: Simplify right side
    8,386,909.11x = 29,211,543,523,744.09
  5. Step 5: Solve for x
    x = 29,211,543,523,744.09/8,386,909.11
  6. Step 6: Final answer
    x = 3,482,992.74

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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.