Home / 8,969,694.91-13,459,764.25-3,781,979.12

Finding the Fourth Proportional to 8,969,694.91, 13,459,764.25 and 3,781,979.12

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Solution

The fourth proportional to 8,969,694.91, 13,459,764.25 and 3,781,979.12 is: 5,675,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,694.91 : 13,459,764.25 = 3,781,979.12 : x
  2. Step 2: Convert to fraction form
    8,969,694.91/13,459,764.25 = 3,781,979.12/x
  3. Step 3: Cross multiply
    8,969,694.91x = 13,459,764.25 × 3,781,979.12
  4. Step 4: Simplify right side
    8,969,694.91x = 50,904,547,370,725.71
  5. Step 5: Solve for x
    x = 50,904,547,370,725.71/8,969,694.91
  6. Step 6: Final answer
    x = 5,675,170.44

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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.