Home / 5,288,100.12-7,926,614.10-2,215,850.04

Finding the Fourth Proportional to 5,288,100.12, 7,926,614.10 and 2,215,850.04

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Solution

The fourth proportional to 5,288,100.12, 7,926,614.10 and 2,215,850.04 is: 3,321,455.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,100.12 : 7,926,614.10 = 2,215,850.04 : x
  2. Step 2: Convert to fraction form
    5,288,100.12/7,926,614.10 = 2,215,850.04/x
  3. Step 3: Cross multiply
    5,288,100.12x = 7,926,614.10 × 2,215,850.04
  4. Step 4: Simplify right side
    5,288,100.12x = 17,564,188,170,549.56
  5. Step 5: Solve for x
    x = 17,564,188,170,549.56/5,288,100.12
  6. Step 6: Final answer
    x = 3,321,455.30

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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.