Home / 18,242,791.29-25,175,053.96-9,982,855.33

Finding the Fourth Proportional to 18,242,791.29, 25,175,053.96 and 9,982,855.33

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Solution

The fourth proportional to 18,242,791.29, 25,175,053.96 and 9,982,855.33 is: 13,776,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,791.29 : 25,175,053.96 = 9,982,855.33 : x
  2. Step 2: Convert to fraction form
    18,242,791.29/25,175,053.96 = 9,982,855.33/x
  3. Step 3: Cross multiply
    18,242,791.29x = 25,175,053.96 × 9,982,855.33
  4. Step 4: Simplify right side
    18,242,791.29x = 251,318,921,607,623.62
  5. Step 5: Solve for x
    x = 251,318,921,607,623.62/18,242,791.29
  6. Step 6: Final answer
    x = 13,776,341.44

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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.