Home / 17,511,311.40-26,231,537.70-12,126,042.60

Finding the Fourth Proportional to 17,511,311.40, 26,231,537.70 and 12,126,042.60

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Solution

The fourth proportional to 17,511,311.40, 26,231,537.70 and 12,126,042.60 is: 18,164,530.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511,311.40 : 26,231,537.70 = 12,126,042.60 : x
  2. Step 2: Convert to fraction form
    17,511,311.40/26,231,537.70 = 12,126,042.60/x
  3. Step 3: Cross multiply
    17,511,311.40x = 26,231,537.70 × 12,126,042.60
  4. Step 4: Simplify right side
    17,511,311.40x = 318,084,743,613,706
  5. Step 5: Solve for x
    x = 318,084,743,613,706/17,511,311.40
  6. Step 6: Final answer
    x = 18,164,530.13

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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.