Home / 12,202,821.27-16,839,328.82-6,696,057.33

Finding the Fourth Proportional to 12,202,821.27, 16,839,328.82 and 6,696,057.33

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Solution

The fourth proportional to 12,202,821.27, 16,839,328.82 and 6,696,057.33 is: 9,240,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202,821.27 : 16,839,328.82 = 6,696,057.33 : x
  2. Step 2: Convert to fraction form
    12,202,821.27/16,839,328.82 = 6,696,057.33/x
  3. Step 3: Cross multiply
    12,202,821.27x = 16,839,328.82 × 6,696,057.33
  4. Step 4: Simplify right side
    12,202,821.27x = 112,757,111,143,960.97
  5. Step 5: Solve for x
    x = 112,757,111,143,960.97/12,202,821.27
  6. Step 6: Final answer
    x = 9,240,249.34

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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.