Home / 65,761,828.20-98,648,963.10-17,892,772.20

Finding the Fourth Proportional to 65,761,828.20, 98,648,963.10 and 17,892,772.20

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Solution

The fourth proportional to 65,761,828.20, 98,648,963.10 and 17,892,772.20 is: 26,840,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,761,828.20 : 98,648,963.10 = 17,892,772.20 : x
  2. Step 2: Convert to fraction form
    65,761,828.20/98,648,963.10 = 17,892,772.20/x
  3. Step 3: Cross multiply
    65,761,828.20x = 98,648,963.10 × 17,892,772.20
  4. Step 4: Simplify right side
    65,761,828.20x = 1,765,103,424,514,505.75
  5. Step 5: Solve for x
    x = 1,765,103,424,514,505.75/65,761,828.20
  6. Step 6: Final answer
    x = 26,840,850.88

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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.