Home / 13,582,380.78-20,371,356.48-3,995,517.24

Finding the Fourth Proportional to 13,582,380.78, 20,371,356.48 and 3,995,517.24

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Solution

The fourth proportional to 13,582,380.78, 20,371,356.48 and 3,995,517.24 is: 5,992,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582,380.78 : 20,371,356.48 = 3,995,517.24 : x
  2. Step 2: Convert to fraction form
    13,582,380.78/20,371,356.48 = 3,995,517.24/x
  3. Step 3: Cross multiply
    13,582,380.78x = 20,371,356.48 × 3,995,517.24
  4. Step 4: Simplify right side
    13,582,380.78x = 81,394,106,018,025.72
  5. Step 5: Solve for x
    x = 81,394,106,018,025.72/13,582,380.78
  6. Step 6: Final answer
    x = 5,992,624.37

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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.