Home / 22,502,508.04-31,053,610.20-12,189,231.13

Finding the Fourth Proportional to 22,502,508.04, 31,053,610.20 and 12,189,231.13

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Solution

The fourth proportional to 22,502,508.04, 31,053,610.20 and 12,189,231.13 is: 16,821,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502,508.04 : 31,053,610.20 = 12,189,231.13 : x
  2. Step 2: Convert to fraction form
    22,502,508.04/31,053,610.20 = 12,189,231.13/x
  3. Step 3: Cross multiply
    22,502,508.04x = 31,053,610.20 × 12,189,231.13
  4. Step 4: Simplify right side
    22,502,508.04x = 378,519,632,148,725.56
  5. Step 5: Solve for x
    x = 378,519,632,148,725.56/22,502,508.04
  6. Step 6: Final answer
    x = 16,821,219.73

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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.