Home / 8,657,909.11-11,942,708.82-5,717,753.29

Finding the Fourth Proportional to 8,657,909.11, 11,942,708.82 and 5,717,753.29

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Solution

The fourth proportional to 8,657,909.11, 11,942,708.82 and 5,717,753.29 is: 7,887,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,657,909.11 : 11,942,708.82 = 5,717,753.29 : x
  2. Step 2: Convert to fraction form
    8,657,909.11/11,942,708.82 = 5,717,753.29/x
  3. Step 3: Cross multiply
    8,657,909.11x = 11,942,708.82 × 5,717,753.29
  4. Step 4: Simplify right side
    8,657,909.11x = 68,285,462,640,553.83
  5. Step 5: Solve for x
    x = 68,285,462,640,553.83/8,657,909.11
  6. Step 6: Final answer
    x = 7,887,061.62

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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.