Home / 16,499,452.20-22,768,901.54-9,156,858.90

Finding the Fourth Proportional to 16,499,452.20, 22,768,901.54 and 9,156,858.90

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Solution

The fourth proportional to 16,499,452.20, 22,768,901.54 and 9,156,858.90 is: 12,636,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,499,452.20 : 22,768,901.54 = 9,156,858.90 : x
  2. Step 2: Convert to fraction form
    16,499,452.20/22,768,901.54 = 9,156,858.90/x
  3. Step 3: Cross multiply
    16,499,452.20x = 22,768,901.54 × 9,156,858.90
  4. Step 4: Simplify right side
    16,499,452.20x = 208,491,618,709,772.72
  5. Step 5: Solve for x
    x = 208,491,618,709,772.72/16,499,452.20
  6. Step 6: Final answer
    x = 12,636,275.20

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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.