Home / 10,649,449.45-15,957,919.33-6,322,979.97

Finding the Fourth Proportional to 10,649,449.45, 15,957,919.33 and 6,322,979.97

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Solution

The fourth proportional to 10,649,449.45, 15,957,919.33 and 6,322,979.97 is: 9,474,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649,449.45 : 15,957,919.33 = 6,322,979.97 : x
  2. Step 2: Convert to fraction form
    10,649,449.45/15,957,919.33 = 6,322,979.97/x
  3. Step 3: Cross multiply
    10,649,449.45x = 15,957,919.33 × 6,322,979.97
  4. Step 4: Simplify right side
    10,649,449.45x = 100,901,604,286,465.81
  5. Step 5: Solve for x
    x = 100,901,604,286,465.81/10,649,449.45
  6. Step 6: Final answer
    x = 9,474,818.84

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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.