Home / 16,499,454.20-22,768,904.30-9,156,860.90

Finding the Fourth Proportional to 16,499,454.20, 22,768,904.30 and 9,156,860.90

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Solution

The fourth proportional to 16,499,454.20, 22,768,904.30 and 9,156,860.90 is: 12,636,277.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,499,454.20 : 22,768,904.30 = 9,156,860.90 : x
  2. Step 2: Convert to fraction form
    16,499,454.20/22,768,904.30 = 9,156,860.90/x
  3. Step 3: Cross multiply
    16,499,454.20x = 22,768,904.30 × 9,156,860.90
  4. Step 4: Simplify right side
    16,499,454.20x = 208,491,689,520,511.88
  5. Step 5: Solve for x
    x = 208,491,689,520,511.88/16,499,454.20
  6. Step 6: Final answer
    x = 12,636,277.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.