Home / 18,654,712.09-25,743,241-10,395,122.49

Finding the Fourth Proportional to 18,654,712.09, 25,743,241 and 10,395,122.49

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Solution

The fourth proportional to 18,654,712.09, 25,743,241 and 10,395,122.49 is: 14,345,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654,712.09 : 25,743,241 = 10,395,122.49 : x
  2. Step 2: Convert to fraction form
    18,654,712.09/25,743,241 = 10,395,122.49/x
  3. Step 3: Cross multiply
    18,654,712.09x = 25,743,241 × 10,395,122.49
  4. Step 4: Simplify right side
    18,654,712.09x = 267,604,143,484,590.09
  5. Step 5: Solve for x
    x = 267,604,143,484,590.09/18,654,712.09
  6. Step 6: Final answer
    x = 14,345,123.22

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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.