Home / 8,375,489.28-11,555,231.94-5,476,577.04

Finding the Fourth Proportional to 8,375,489.28, 11,555,231.94 and 5,476,577.04

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Solution

The fourth proportional to 8,375,489.28, 11,555,231.94 and 5,476,577.04 is: 7,555,751.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375,489.28 : 11,555,231.94 = 5,476,577.04 : x
  2. Step 2: Convert to fraction form
    8,375,489.28/11,555,231.94 = 5,476,577.04/x
  3. Step 3: Cross multiply
    8,375,489.28x = 11,555,231.94 × 5,476,577.04
  4. Step 4: Simplify right side
    8,375,489.28x = 63,283,117,934,478.66
  5. Step 5: Solve for x
    x = 63,283,117,934,478.66/8,375,489.28
  6. Step 6: Final answer
    x = 7,555,751.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.