Home / 12,696,932.04-17,511,636.42-8,350,481.22

Finding the Fourth Proportional to 12,696,932.04, 17,511,636.42 and 8,350,481.22

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Solution

The fourth proportional to 12,696,932.04, 17,511,636.42 and 8,350,481.22 is: 11,517,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,696,932.04 : 17,511,636.42 = 8,350,481.22 : x
  2. Step 2: Convert to fraction form
    12,696,932.04/17,511,636.42 = 8,350,481.22/x
  3. Step 3: Cross multiply
    12,696,932.04x = 17,511,636.42 × 8,350,481.22
  4. Step 4: Simplify right side
    12,696,932.04x = 146,230,591,056,678.03
  5. Step 5: Solve for x
    x = 146,230,591,056,678.03/12,696,932.04
  6. Step 6: Final answer
    x = 11,517,001.95

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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.