Home / 5,330,101.92-7,355,540.64-2,882,712.96

Finding the Fourth Proportional to 5,330,101.92, 7,355,540.64 and 2,882,712.96

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Solution

The fourth proportional to 5,330,101.92, 7,355,540.64 and 2,882,712.96 is: 3,978,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,101.92 : 7,355,540.64 = 2,882,712.96 : x
  2. Step 2: Convert to fraction form
    5,330,101.92/7,355,540.64 = 2,882,712.96/x
  3. Step 3: Cross multiply
    5,330,101.92x = 7,355,540.64 × 2,882,712.96
  4. Step 4: Simplify right side
    5,330,101.92x = 21,203,912,330,734.69
  5. Step 5: Solve for x
    x = 21,203,912,330,734.69/5,330,101.92
  6. Step 6: Final answer
    x = 3,978,143.88

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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.