Home / 33,209,255.10-45,845,363.47-20,654,356.66

Finding the Fourth Proportional to 33,209,255.10, 45,845,363.47 and 20,654,356.66

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Solution

The fourth proportional to 33,209,255.10, 45,845,363.47 and 20,654,356.66 is: 28,513,331.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209,255.10 : 45,845,363.47 = 20,654,356.66 : x
  2. Step 2: Convert to fraction form
    33,209,255.10/45,845,363.47 = 20,654,356.66/x
  3. Step 3: Cross multiply
    33,209,255.10x = 45,845,363.47 × 20,654,356.66
  4. Step 4: Simplify right side
    33,209,255.10x = 946,906,488,131,133.38
  5. Step 5: Solve for x
    x = 946,906,488,131,133.38/33,209,255.10
  6. Step 6: Final answer
    x = 28,513,331.15

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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.