Home / 11,279,494.68-15,565,722.39-6,122,859.72

Finding the Fourth Proportional to 11,279,494.68, 15,565,722.39 and 6,122,859.72

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Solution

The fourth proportional to 11,279,494.68, 15,565,722.39 and 6,122,859.72 is: 8,449,557.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279,494.68 : 15,565,722.39 = 6,122,859.72 : x
  2. Step 2: Convert to fraction form
    11,279,494.68/15,565,722.39 = 6,122,859.72/x
  3. Step 3: Cross multiply
    11,279,494.68x = 15,565,722.39 × 6,122,859.72
  4. Step 4: Simplify right side
    11,279,494.68x = 95,306,734,634,433.12
  5. Step 5: Solve for x
    x = 95,306,734,634,433.12/11,279,494.68
  6. Step 6: Final answer
    x = 8,449,557.12

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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.