Home / 20,397,772.44-30,598,900.30-6,745,945.94

Finding the Fourth Proportional to 20,397,772.44, 30,598,900.30 and 6,745,945.94

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Solution

The fourth proportional to 20,397,772.44, 30,598,900.30 and 6,745,945.94 is: 10,119,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397,772.44 : 30,598,900.30 = 6,745,945.94 : x
  2. Step 2: Convert to fraction form
    20,397,772.44/30,598,900.30 = 6,745,945.94/x
  3. Step 3: Cross multiply
    20,397,772.44x = 30,598,900.30 × 6,745,945.94
  4. Step 4: Simplify right side
    20,397,772.44x = 206,418,527,247,249.81
  5. Step 5: Solve for x
    x = 206,418,527,247,249.81/20,397,772.44
  6. Step 6: Final answer
    x = 10,119,660.26

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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.