Home / 10,438,624.32-15,654,178.56-3,613,343.04

Finding the Fourth Proportional to 10,438,624.32, 15,654,178.56 and 3,613,343.04

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Solution

The fourth proportional to 10,438,624.32, 15,654,178.56 and 3,613,343.04 is: 5,418,713.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438,624.32 : 15,654,178.56 = 3,613,343.04 : x
  2. Step 2: Convert to fraction form
    10,438,624.32/15,654,178.56 = 3,613,343.04/x
  3. Step 3: Cross multiply
    10,438,624.32x = 15,654,178.56 × 3,613,343.04
  4. Step 4: Simplify right side
    10,438,624.32x = 56,563,917,146,693.23
  5. Step 5: Solve for x
    x = 56,563,917,146,693.23/10,438,624.32
  6. Step 6: Final answer
    x = 5,418,713.75

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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.