Home / 13,551,941.76-20,327,912.07-3,967,320.24

Finding the Fourth Proportional to 13,551,941.76, 20,327,912.07 and 3,967,320.24

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Solution

The fourth proportional to 13,551,941.76, 20,327,912.07 and 3,967,320.24 is: 5,950,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551,941.76 : 20,327,912.07 = 3,967,320.24 : x
  2. Step 2: Convert to fraction form
    13,551,941.76/20,327,912.07 = 3,967,320.24/x
  3. Step 3: Cross multiply
    13,551,941.76x = 20,327,912.07 × 3,967,320.24
  4. Step 4: Simplify right side
    13,551,941.76x = 80,647,336,992,251.30
  5. Step 5: Solve for x
    x = 80,647,336,992,251.30/13,551,941.76
  6. Step 6: Final answer
    x = 5,950,980.19

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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.