Home / 13,551,943.28-20,327,914.33-3,967,321.75

Finding the Fourth Proportional to 13,551,943.28, 20,327,914.33 and 3,967,321.75

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Solution

The fourth proportional to 13,551,943.28, 20,327,914.33 and 3,967,321.75 is: 5,950,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551,943.28 : 20,327,914.33 = 3,967,321.75 : x
  2. Step 2: Convert to fraction form
    13,551,943.28/20,327,914.33 = 3,967,321.75/x
  3. Step 3: Cross multiply
    13,551,943.28x = 20,327,914.33 × 3,967,321.75
  4. Step 4: Simplify right side
    13,551,943.28x = 80,647,376,592,807.59
  5. Step 5: Solve for x
    x = 80,647,376,592,807.59/13,551,943.28
  6. Step 6: Final answer
    x = 5,950,982.45

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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.