Home / 12,386,828.82-17,093,385.09-6,954,549.78

Finding the Fourth Proportional to 12,386,828.82, 17,093,385.09 and 6,954,549.78

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Solution

The fourth proportional to 12,386,828.82, 17,093,385.09 and 6,954,549.78 is: 9,597,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,386,828.82 : 17,093,385.09 = 6,954,549.78 : x
  2. Step 2: Convert to fraction form
    12,386,828.82/17,093,385.09 = 6,954,549.78/x
  3. Step 3: Cross multiply
    12,386,828.82x = 17,093,385.09 × 6,954,549.78
  4. Step 4: Simplify right side
    12,386,828.82x = 118,876,797,517,114.78
  5. Step 5: Solve for x
    x = 118,876,797,517,114.78/12,386,828.82
  6. Step 6: Final answer
    x = 9,597,032.40

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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.