Home / 25,903,213.12-38,854,286.11-8,632,668.21

Finding the Fourth Proportional to 25,903,213.12, 38,854,286.11 and 8,632,668.21

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Solution

The fourth proportional to 25,903,213.12, 38,854,286.11 and 8,632,668.21 is: 12,948,824.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,903,213.12 : 38,854,286.11 = 8,632,668.21 : x
  2. Step 2: Convert to fraction form
    25,903,213.12/38,854,286.11 = 8,632,668.21/x
  3. Step 3: Cross multiply
    25,903,213.12x = 38,854,286.11 × 8,632,668.21
  4. Step 4: Simplify right side
    25,903,213.12x = 335,416,160,524,041.56
  5. Step 5: Solve for x
    x = 335,416,160,524,041.56/25,903,213.12
  6. Step 6: Final answer
    x = 12,948,824.49

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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.