Home / 16,499,461.08-22,768,913.79-9,156,867.78

Finding the Fourth Proportional to 16,499,461.08, 22,768,913.79 and 9,156,867.78

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Solution

The fourth proportional to 16,499,461.08, 22,768,913.79 and 9,156,867.78 is: 12,636,287.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,499,461.08 : 22,768,913.79 = 9,156,867.78 : x
  2. Step 2: Convert to fraction form
    16,499,461.08/22,768,913.79 = 9,156,867.78/x
  3. Step 3: Cross multiply
    16,499,461.08x = 22,768,913.79 × 9,156,867.78
  4. Step 4: Simplify right side
    16,499,461.08x = 208,491,933,069,248.66
  5. Step 5: Solve for x
    x = 208,491,933,069,248.66/16,499,461.08
  6. Step 6: Final answer
    x = 12,636,287.46

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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.