Home / 7,050,104.64-9,729,372.24-3,994,253.28

Finding the Fourth Proportional to 7,050,104.64, 9,729,372.24 and 3,994,253.28

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Solution

The fourth proportional to 7,050,104.64, 9,729,372.24 and 3,994,253.28 is: 5,512,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050,104.64 : 9,729,372.24 = 3,994,253.28 : x
  2. Step 2: Convert to fraction form
    7,050,104.64/9,729,372.24 = 3,994,253.28/x
  3. Step 3: Cross multiply
    7,050,104.64x = 9,729,372.24 × 3,994,253.28
  4. Step 4: Simplify right side
    7,050,104.64x = 38,861,576,981,960.95
  5. Step 5: Solve for x
    x = 38,861,576,981,960.95/7,050,104.64
  6. Step 6: Final answer
    x = 5,512,198.61

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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.