Home / 27,755,636.69-38,306,787.10-15,992,653.02

Finding the Fourth Proportional to 27,755,636.69, 38,306,787.10 and 15,992,653.02

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Solution

The fourth proportional to 27,755,636.69, 38,306,787.10 and 15,992,653.02 is: 22,072,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755,636.69 : 38,306,787.10 = 15,992,653.02 : x
  2. Step 2: Convert to fraction form
    27,755,636.69/38,306,787.10 = 15,992,653.02/x
  3. Step 3: Cross multiply
    27,755,636.69x = 38,306,787.10 × 15,992,653.02
  4. Step 4: Simplify right side
    27,755,636.69x = 612,627,154,361,330.38
  5. Step 5: Solve for x
    x = 612,627,154,361,330.38/27,755,636.69
  6. Step 6: Final answer
    x = 22,072,170.83

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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.