Home / 8,538,132.80-12,802,821.60-2,553,723.20

Finding the Fourth Proportional to 8,538,132.80, 12,802,821.60 and 2,553,723.20

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Solution

The fourth proportional to 8,538,132.80, 12,802,821.60 and 2,553,723.20 is: 3,829,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,132.80 : 12,802,821.60 = 2,553,723.20 : x
  2. Step 2: Convert to fraction form
    8,538,132.80/12,802,821.60 = 2,553,723.20/x
  3. Step 3: Cross multiply
    8,538,132.80x = 12,802,821.60 × 2,553,723.20
  4. Step 4: Simplify right side
    8,538,132.80x = 32,694,862,545,381.12
  5. Step 5: Solve for x
    x = 32,694,862,545,381.12/8,538,132.80
  6. Step 6: Final answer
    x = 3,829,275.48

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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.