Home / 8,275,780.56-11,414,100.68-5,663,833.04

Finding the Fourth Proportional to 8,275,780.56, 11,414,100.68 and 5,663,833.04

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Solution

The fourth proportional to 8,275,780.56, 11,414,100.68 and 5,663,833.04 is: 7,811,657.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,780.56 : 11,414,100.68 = 5,663,833.04 : x
  2. Step 2: Convert to fraction form
    8,275,780.56/11,414,100.68 = 5,663,833.04/x
  3. Step 3: Cross multiply
    8,275,780.56x = 11,414,100.68 × 5,663,833.04
  4. Step 4: Simplify right side
    8,275,780.56x = 64,647,560,553,270.47
  5. Step 5: Solve for x
    x = 64,647,560,553,270.47/8,275,780.56
  6. Step 6: Final answer
    x = 7,811,657.17

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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.