Home / 15,039,704.91-20,754,855.12-8,514,593.58

Finding the Fourth Proportional to 15,039,704.91, 20,754,855.12 and 8,514,593.58

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Solution

The fourth proportional to 15,039,704.91, 20,754,855.12 and 8,514,593.58 is: 11,750,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,039,704.91 : 20,754,855.12 = 8,514,593.58 : x
  2. Step 2: Convert to fraction form
    15,039,704.91/20,754,855.12 = 8,514,593.58/x
  3. Step 3: Cross multiply
    15,039,704.91x = 20,754,855.12 × 8,514,593.58
  4. Step 4: Simplify right side
    15,039,704.91x = 176,719,156,158,582.12
  5. Step 5: Solve for x
    x = 176,719,156,158,582.12/15,039,704.91
  6. Step 6: Final answer
    x = 11,750,174.44

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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.