Home / 20,107,027.20-30,161,707.20-5,731,147.20

Finding the Fourth Proportional to 20,107,027.20, 30,161,707.20 and 5,731,147.20

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Solution

The fourth proportional to 20,107,027.20, 30,161,707.20 and 5,731,147.20 is: 8,597,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,027.20 : 30,161,707.20 = 5,731,147.20 : x
  2. Step 2: Convert to fraction form
    20,107,027.20/30,161,707.20 = 5,731,147.20/x
  3. Step 3: Cross multiply
    20,107,027.20x = 30,161,707.20 × 5,731,147.20
  4. Step 4: Simplify right side
    20,107,027.20x = 172,861,183,766,499.84
  5. Step 5: Solve for x
    x = 172,861,183,766,499.84/20,107,027.20
  6. Step 6: Final answer
    x = 8,597,053.26

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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.