Home / 15,584,040.28-21,505,940.94-8,708,523.04

Finding the Fourth Proportional to 15,584,040.28, 21,505,940.94 and 8,708,523.04

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Solution

The fourth proportional to 15,584,040.28, 21,505,940.94 and 8,708,523.04 is: 12,017,742.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584,040.28 : 21,505,940.94 = 8,708,523.04 : x
  2. Step 2: Convert to fraction form
    15,584,040.28/21,505,940.94 = 8,708,523.04/x
  3. Step 3: Cross multiply
    15,584,040.28x = 21,505,940.94 × 8,708,523.04
  4. Step 4: Simplify right side
    15,584,040.28x = 187,284,982,172,869.25
  5. Step 5: Solve for x
    x = 187,284,982,172,869.25/15,584,040.28
  6. Step 6: Final answer
    x = 12,017,742.43

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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.