Home / 18,245,971.45-25,179,507.33-9,873,341.29

Finding the Fourth Proportional to 18,245,971.45, 25,179,507.33 and 9,873,341.29

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Solution

The fourth proportional to 18,245,971.45, 25,179,507.33 and 9,873,341.29 is: 13,625,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,245,971.45 : 25,179,507.33 = 9,873,341.29 : x
  2. Step 2: Convert to fraction form
    18,245,971.45/25,179,507.33 = 9,873,341.29/x
  3. Step 3: Cross multiply
    18,245,971.45x = 25,179,507.33 × 9,873,341.29
  4. Step 4: Simplify right side
    18,245,971.45x = 248,605,869,383,146.62
  5. Step 5: Solve for x
    x = 248,605,869,383,146.62/18,245,971.45
  6. Step 6: Final answer
    x = 13,625,247.09

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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.