Home / 13,541,747.33-18,687,608.28-7,740,653.96

Finding the Fourth Proportional to 13,541,747.33, 18,687,608.28 and 7,740,653.96

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Solution

The fourth proportional to 13,541,747.33, 18,687,608.28 and 7,740,653.96 is: 10,682,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,541,747.33 : 18,687,608.28 = 7,740,653.96 : x
  2. Step 2: Convert to fraction form
    13,541,747.33/18,687,608.28 = 7,740,653.96/x
  3. Step 3: Cross multiply
    13,541,747.33x = 18,687,608.28 × 7,740,653.96
  4. Step 4: Simplify right side
    13,541,747.33x = 144,654,309,082,229.81
  5. Step 5: Solve for x
    x = 144,654,309,082,229.81/13,541,747.33
  6. Step 6: Final answer
    x = 10,682,100.73

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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.