Home / 7,102,121.22-10,654,760.12-3,313,537.38

Finding the Fourth Proportional to 7,102,121.22, 10,654,760.12 and 3,313,537.38

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Solution

The fourth proportional to 7,102,121.22, 10,654,760.12 and 3,313,537.38 is: 4,971,042.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,121.22 : 10,654,760.12 = 3,313,537.38 : x
  2. Step 2: Convert to fraction form
    7,102,121.22/10,654,760.12 = 3,313,537.38/x
  3. Step 3: Cross multiply
    7,102,121.22x = 10,654,760.12 × 3,313,537.38
  4. Step 4: Simplify right side
    7,102,121.22x = 35,304,945,915,985.60
  5. Step 5: Solve for x
    x = 35,304,945,915,985.60/7,102,121.22
  6. Step 6: Final answer
    x = 4,971,042.43

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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.