Home / 13,921,279.20-20,882,913.48-5,826,103.56

Finding the Fourth Proportional to 13,921,279.20, 20,882,913.48 and 5,826,103.56

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Solution

The fourth proportional to 13,921,279.20, 20,882,913.48 and 5,826,103.56 is: 8,739,571.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921,279.20 : 20,882,913.48 = 5,826,103.56 : x
  2. Step 2: Convert to fraction form
    13,921,279.20/20,882,913.48 = 5,826,103.56/x
  3. Step 3: Cross multiply
    13,921,279.20x = 20,882,913.48 × 5,826,103.56
  4. Step 4: Simplify right side
    13,921,279.20x = 121,666,016,568,999.98
  5. Step 5: Solve for x
    x = 121,666,016,568,999.98/13,921,279.20
  6. Step 6: Final answer
    x = 8,739,571.62

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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.