Home / 10,649,445.20-15,957,912.97-6,322,975.73

Finding the Fourth Proportional to 10,649,445.20, 15,957,912.97 and 6,322,975.73

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Solution

The fourth proportional to 10,649,445.20, 15,957,912.97 and 6,322,975.73 is: 9,474,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,649,445.20 : 15,957,912.97 = 6,322,975.73 : x
  2. Step 2: Convert to fraction form
    10,649,445.20/15,957,912.97 = 6,322,975.73/x
  3. Step 3: Cross multiply
    10,649,445.20x = 15,957,912.97 × 6,322,975.73
  4. Step 4: Simplify right side
    10,649,445.20x = 100,901,496,398,718.55
  5. Step 5: Solve for x
    x = 100,901,496,398,718.55/10,649,445.20
  6. Step 6: Final answer
    x = 9,474,812.49

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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.