Home / 16,451,681.38-22,704,005.06-9,109,514.32

Finding the Fourth Proportional to 16,451,681.38, 22,704,005.06 and 9,109,514.32

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Solution

The fourth proportional to 16,451,681.38, 22,704,005.06 and 9,109,514.32 is: 12,571,508.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451,681.38 : 22,704,005.06 = 9,109,514.32 : x
  2. Step 2: Convert to fraction form
    16,451,681.38/22,704,005.06 = 9,109,514.32/x
  3. Step 3: Cross multiply
    16,451,681.38x = 22,704,005.06 × 9,109,514.32
  4. Step 4: Simplify right side
    16,451,681.38x = 206,822,459,215,422.47
  5. Step 5: Solve for x
    x = 206,822,459,215,422.47/16,451,681.38
  6. Step 6: Final answer
    x = 12,571,508.92

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1.5x scale

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.