Home / 12,305,625.18-16,981,940.43-6,799,127.33

Finding the Fourth Proportional to 12,305,625.18, 16,981,940.43 and 6,799,127.33

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Solution

The fourth proportional to 12,305,625.18, 16,981,940.43 and 6,799,127.33 is: 9,382,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,625.18 : 16,981,940.43 = 6,799,127.33 : x
  2. Step 2: Convert to fraction form
    12,305,625.18/16,981,940.43 = 6,799,127.33/x
  3. Step 3: Cross multiply
    12,305,625.18x = 16,981,940.43 × 6,799,127.33
  4. Step 4: Simplify right side
    12,305,625.18x = 115,462,375,294,044.95
  5. Step 5: Solve for x
    x = 115,462,375,294,044.95/12,305,625.18
  6. Step 6: Final answer
    x = 9,382,893.89

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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.