Home / 27,755,637.69-38,306,788.48-15,992,654.02

Finding the Fourth Proportional to 27,755,637.69, 38,306,788.48 and 15,992,654.02

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Solution

The fourth proportional to 27,755,637.69, 38,306,788.48 and 15,992,654.02 is: 22,072,172.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,755,637.69 : 38,306,788.48 = 15,992,654.02 : x
  2. Step 2: Convert to fraction form
    27,755,637.69/38,306,788.48 = 15,992,654.02/x
  3. Step 3: Cross multiply
    27,755,637.69x = 38,306,788.48 × 15,992,654.02
  4. Step 4: Simplify right side
    27,755,637.69x = 612,627,214,777,961.62
  5. Step 5: Solve for x
    x = 612,627,214,777,961.62/27,755,637.69
  6. Step 6: Final answer
    x = 22,072,172.21

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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.