Home / 11,966,811.44-17,943,918.60-8,181,376.88

Finding the Fourth Proportional to 11,966,811.44, 17,943,918.60 and 8,181,376.88

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Solution

The fourth proportional to 11,966,811.44, 17,943,918.60 and 8,181,376.88 is: 12,267,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966,811.44 : 17,943,918.60 = 8,181,376.88 : x
  2. Step 2: Convert to fraction form
    11,966,811.44/17,943,918.60 = 8,181,376.88/x
  3. Step 3: Cross multiply
    11,966,811.44x = 17,943,918.60 × 8,181,376.88
  4. Step 4: Simplify right side
    11,966,811.44x = 146,805,960,770,641.97
  5. Step 5: Solve for x
    x = 146,805,960,770,641.97/11,966,811.44
  6. Step 6: Final answer
    x = 12,267,759.17

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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.