Home / 27,982,954.06-38,632,862.19-18,341,958.22

Finding the Fourth Proportional to 27,982,954.06, 38,632,862.19 and 18,341,958.22

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Solution

The fourth proportional to 27,982,954.06, 38,632,862.19 and 18,341,958.22 is: 25,322,642.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982,954.06 : 38,632,862.19 = 18,341,958.22 : x
  2. Step 2: Convert to fraction form
    27,982,954.06/38,632,862.19 = 18,341,958.22/x
  3. Step 3: Cross multiply
    27,982,954.06x = 38,632,862.19 × 18,341,958.22
  4. Step 4: Simplify right side
    27,982,954.06x = 708,602,344,207,997.62
  5. Step 5: Solve for x
    x = 708,602,344,207,997.62/27,982,954.06
  6. Step 6: Final answer
    x = 25,322,642.59

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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.