Home / 66,375,061.20-99,450,617.40-32,222,869.20

Finding the Fourth Proportional to 66,375,061.20, 99,450,617.40 and 32,222,869.20

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Solution

The fourth proportional to 66,375,061.20, 99,450,617.40 and 32,222,869.20 is: 48,279,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,375,061.20 : 99,450,617.40 = 32,222,869.20 : x
  2. Step 2: Convert to fraction form
    66,375,061.20/99,450,617.40 = 32,222,869.20/x
  3. Step 3: Cross multiply
    66,375,061.20x = 99,450,617.40 × 32,222,869.20
  4. Step 4: Simplify right side
    66,375,061.20x = 3,204,584,236,339,444
  5. Step 5: Solve for x
    x = 3,204,584,236,339,444/66,375,061.20
  6. Step 6: Final answer
    x = 48,279,943.98

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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.