Home / 18,211,166.75-25,131,106.55-9,951,047.57

Finding the Fourth Proportional to 18,211,166.75, 25,131,106.55 and 9,951,047.57

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Solution

The fourth proportional to 18,211,166.75, 25,131,106.55 and 9,951,047.57 is: 13,732,279.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211,166.75 : 25,131,106.55 = 9,951,047.57 : x
  2. Step 2: Convert to fraction form
    18,211,166.75/25,131,106.55 = 9,951,047.57/x
  3. Step 3: Cross multiply
    18,211,166.75x = 25,131,106.55 × 9,951,047.57
  4. Step 4: Simplify right side
    18,211,166.75x = 250,080,836,665,010.62
  5. Step 5: Solve for x
    x = 250,080,836,665,010.62/18,211,166.75
  6. Step 6: Final answer
    x = 13,732,279.77

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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.