Home / 12,841,221.66-17,719,902.27-7,333,836.18

Finding the Fourth Proportional to 12,841,221.66, 17,719,902.27 and 7,333,836.18

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Solution

The fourth proportional to 12,841,221.66, 17,719,902.27 and 7,333,836.18 is: 10,120,132.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841,221.66 : 17,719,902.27 = 7,333,836.18 : x
  2. Step 2: Convert to fraction form
    12,841,221.66/17,719,902.27 = 7,333,836.18/x
  3. Step 3: Cross multiply
    12,841,221.66x = 17,719,902.27 × 7,333,836.18
  4. Step 4: Simplify right side
    12,841,221.66x = 129,954,860,373,790.12
  5. Step 5: Solve for x
    x = 129,954,860,373,790.12/12,841,221.66
  6. Step 6: Final answer
    x = 10,120,132.17

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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.