Home / 20,159,367.20-30,230,642.96-6,322,761.03

Finding the Fourth Proportional to 20,159,367.20, 30,230,642.96 and 6,322,761.03

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Solution

The fourth proportional to 20,159,367.20, 30,230,642.96 and 6,322,761.03 is: 9,481,504.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,367.20 : 30,230,642.96 = 6,322,761.03 : x
  2. Step 2: Convert to fraction form
    20,159,367.20/30,230,642.96 = 6,322,761.03/x
  3. Step 3: Cross multiply
    20,159,367.20x = 30,230,642.96 × 6,322,761.03
  4. Step 4: Simplify right side
    20,159,367.20x = 191,141,131,324,793.31
  5. Step 5: Solve for x
    x = 191,141,131,324,793.31/20,159,367.20
  6. Step 6: Final answer
    x = 9,481,504.53

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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.