Home / 11,279,749.68-15,566,074.44-6,123,114.72

Finding the Fourth Proportional to 11,279,749.68, 15,566,074.44 and 6,123,114.72

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Solution

The fourth proportional to 11,279,749.68, 15,566,074.44 and 6,123,114.72 is: 8,449,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279,749.68 : 15,566,074.44 = 6,123,114.72 : x
  2. Step 2: Convert to fraction form
    11,279,749.68/15,566,074.44 = 6,123,114.72/x
  3. Step 3: Cross multiply
    11,279,749.68x = 15,566,074.44 × 6,123,114.72
  4. Step 4: Simplify right side
    11,279,749.68x = 95,312,859,536,179.75
  5. Step 5: Solve for x
    x = 95,312,859,536,179.75/11,279,749.68
  6. Step 6: Final answer
    x = 8,449,909.11

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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.