Home / 13,841,149.62-20,720,842.11-10,222,886.10

Finding the Fourth Proportional to 13,841,149.62, 20,720,842.11 and 10,222,886.10

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Solution

The fourth proportional to 13,841,149.62, 20,720,842.11 and 10,222,886.10 is: 15,304,134.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,149.62 : 20,720,842.11 = 10,222,886.10 : x
  2. Step 2: Convert to fraction form
    13,841,149.62/20,720,842.11 = 10,222,886.10/x
  3. Step 3: Cross multiply
    13,841,149.62x = 20,720,842.11 × 10,222,886.10
  4. Step 4: Simplify right side
    13,841,149.62x = 211,826,808,786,613.66
  5. Step 5: Solve for x
    x = 211,826,808,786,613.66/13,841,149.62
  6. Step 6: Final answer
    x = 15,304,134.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.