Home / 15,584,039.28-21,505,939.56-8,708,522.04

Finding the Fourth Proportional to 15,584,039.28, 21,505,939.56 and 8,708,522.04

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Solution

The fourth proportional to 15,584,039.28, 21,505,939.56 and 8,708,522.04 is: 12,017,741.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584,039.28 : 21,505,939.56 = 8,708,522.04 : x
  2. Step 2: Convert to fraction form
    15,584,039.28/21,505,939.56 = 8,708,522.04/x
  3. Step 3: Cross multiply
    15,584,039.28x = 21,505,939.56 × 8,708,522.04
  4. Step 4: Simplify right side
    15,584,039.28x = 187,284,948,649,167.88
  5. Step 5: Solve for x
    x = 187,284,948,649,167.88/15,584,039.28
  6. Step 6: Final answer
    x = 12,017,741.05

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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.