Home / 21,652,713.72-32,479,597.62-7,275,989.88

Finding the Fourth Proportional to 21,652,713.72, 32,479,597.62 and 7,275,989.88

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Solution

The fourth proportional to 21,652,713.72, 32,479,597.62 and 7,275,989.88 is: 10,914,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652,713.72 : 32,479,597.62 = 7,275,989.88 : x
  2. Step 2: Convert to fraction form
    21,652,713.72/32,479,597.62 = 7,275,989.88/x
  3. Step 3: Cross multiply
    21,652,713.72x = 32,479,597.62 × 7,275,989.88
  4. Step 4: Simplify right side
    21,652,713.72x = 236,321,223,589,592.09
  5. Step 5: Solve for x
    x = 236,321,223,589,592.09/21,652,713.72
  6. Step 6: Final answer
    x = 10,914,161.92

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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.