Home / 8,182,119.28-12,273,172.44-2,198,487.28

Finding the Fourth Proportional to 8,182,119.28, 12,273,172.44 and 2,198,487.28

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Solution

The fourth proportional to 8,182,119.28, 12,273,172.44 and 2,198,487.28 is: 3,297,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182,119.28 : 12,273,172.44 = 2,198,487.28 : x
  2. Step 2: Convert to fraction form
    8,182,119.28/12,273,172.44 = 2,198,487.28/x
  3. Step 3: Cross multiply
    8,182,119.28x = 12,273,172.44 × 2,198,487.28
  4. Step 4: Simplify right side
    8,182,119.28x = 26,982,413,494,586.56
  5. Step 5: Solve for x
    x = 26,982,413,494,586.56/8,182,119.28
  6. Step 6: Final answer
    x = 3,297,729.18

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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.