Home / 5,388,198.57-7,435,608.65-2,940,827.17

Finding the Fourth Proportional to 5,388,198.57, 7,435,608.65 and 2,940,827.17

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Solution

The fourth proportional to 5,388,198.57, 7,435,608.65 and 2,940,827.17 is: 4,058,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,198.57 : 7,435,608.65 = 2,940,827.17 : x
  2. Step 2: Convert to fraction form
    5,388,198.57/7,435,608.65 = 2,940,827.17/x
  3. Step 3: Cross multiply
    5,388,198.57x = 7,435,608.65 × 2,940,827.17
  4. Step 4: Simplify right side
    5,388,198.57x = 21,866,839,891,524.84
  5. Step 5: Solve for x
    x = 21,866,839,891,524.84/5,388,198.57
  6. Step 6: Final answer
    x = 4,058,283.97

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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.