Home / 5,447,254.70-8,170,882.05-3,620,672.30

Finding the Fourth Proportional to 5,447,254.70, 8,170,882.05 and 3,620,672.30

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Solution

The fourth proportional to 5,447,254.70, 8,170,882.05 and 3,620,672.30 is: 5,431,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,254.70 : 8,170,882.05 = 3,620,672.30 : x
  2. Step 2: Convert to fraction form
    5,447,254.70/8,170,882.05 = 3,620,672.30/x
  3. Step 3: Cross multiply
    5,447,254.70x = 8,170,882.05 × 3,620,672.30
  4. Step 4: Simplify right side
    5,447,254.70x = 29,584,086,305,002.21
  5. Step 5: Solve for x
    x = 29,584,086,305,002.21/5,447,254.70
  6. Step 6: Final answer
    x = 5,431,008.45

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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.