Home / 10,491,131.34-15,727,361.13-4,099,930.38

Finding the Fourth Proportional to 10,491,131.34, 15,727,361.13 and 4,099,930.38

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Solution

The fourth proportional to 10,491,131.34, 15,727,361.13 and 4,099,930.38 is: 6,146,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491,131.34 : 15,727,361.13 = 4,099,930.38 : x
  2. Step 2: Convert to fraction form
    10,491,131.34/15,727,361.13 = 4,099,930.38/x
  3. Step 3: Cross multiply
    10,491,131.34x = 15,727,361.13 × 4,099,930.38
  4. Step 4: Simplify right side
    10,491,131.34x = 64,481,085,694,118.13
  5. Step 5: Solve for x
    x = 64,481,085,694,118.13/10,491,131.34
  6. Step 6: Final answer
    x = 6,146,247.11

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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.