Home / 12,448,549.20-17,179,072.86-6,942,272.18

Finding the Fourth Proportional to 12,448,549.20, 17,179,072.86 and 6,942,272.18

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Solution

The fourth proportional to 12,448,549.20, 17,179,072.86 and 6,942,272.18 is: 9,580,377.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,549.20 : 17,179,072.86 = 6,942,272.18 : x
  2. Step 2: Convert to fraction form
    12,448,549.20/17,179,072.86 = 6,942,272.18/x
  3. Step 3: Cross multiply
    12,448,549.20x = 17,179,072.86 × 6,942,272.18
  4. Step 4: Simplify right side
    12,448,549.20x = 119,261,799,594,171.03
  5. Step 5: Solve for x
    x = 119,261,799,594,171.03/12,448,549.20
  6. Step 6: Final answer
    x = 9,580,377.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.