Home / 27,755,716.91-38,306,895.80-15,992,732.39

Finding the Fourth Proportional to 27,755,716.91, 38,306,895.80 and 15,992,732.39

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Solution

The fourth proportional to 27,755,716.91, 38,306,895.80 and 15,992,732.39 is: 22,072,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755,716.91 : 38,306,895.80 = 15,992,732.39 : x
  2. Step 2: Convert to fraction form
    27,755,716.91/38,306,895.80 = 15,992,732.39/x
  3. Step 3: Cross multiply
    27,755,716.91x = 38,306,895.80 × 15,992,732.39
  4. Step 4: Simplify right side
    27,755,716.91x = 612,631,932,949,516.88
  5. Step 5: Solve for x
    x = 612,631,932,949,516.88/27,755,716.91
  6. Step 6: Final answer
    x = 22,072,279.20

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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.