Home / 9,028,979.82-13,543,207.29-2,639,382.30

Finding the Fourth Proportional to 9,028,979.82, 13,543,207.29 and 2,639,382.30

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Solution

The fourth proportional to 9,028,979.82, 13,543,207.29 and 2,639,382.30 is: 3,958,996.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,979.82 : 13,543,207.29 = 2,639,382.30 : x
  2. Step 2: Convert to fraction form
    9,028,979.82/13,543,207.29 = 2,639,382.30/x
  3. Step 3: Cross multiply
    9,028,979.82x = 13,543,207.29 × 2,639,382.30
  4. Step 4: Simplify right side
    9,028,979.82x = 35,745,701,606,456.96
  5. Step 5: Solve for x
    x = 35,745,701,606,456.96/9,028,979.82
  6. Step 6: Final answer
    x = 3,958,996.73

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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.