Home / 54,577,966.92-81,865,826.22-18,188,999.88

Finding the Fourth Proportional to 54,577,966.92, 81,865,826.22 and 18,188,999.88

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Solution

The fourth proportional to 54,577,966.92, 81,865,826.22 and 18,188,999.88 is: 27,283,125.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577,966.92 : 81,865,826.22 = 18,188,999.88 : x
  2. Step 2: Convert to fraction form
    54,577,966.92/81,865,826.22 = 18,188,999.88/x
  3. Step 3: Cross multiply
    54,577,966.92x = 81,865,826.22 × 18,188,999.88
  4. Step 4: Simplify right side
    54,577,966.92x = 1,489,057,503,291,680.75
  5. Step 5: Solve for x
    x = 1,489,057,503,291,680.75/54,577,966.92
  6. Step 6: Final answer
    x = 27,283,125.18

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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.