Home / 12,111,243.06-18,170,371.07-3,591,784.56

Finding the Fourth Proportional to 12,111,243.06, 18,170,371.07 and 3,591,784.56

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Solution

The fourth proportional to 12,111,243.06, 18,170,371.07 and 3,591,784.56 is: 5,388,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,111,243.06 : 18,170,371.07 = 3,591,784.56 : x
  2. Step 2: Convert to fraction form
    12,111,243.06/18,170,371.07 = 3,591,784.56/x
  3. Step 3: Cross multiply
    12,111,243.06x = 18,170,371.07 × 3,591,784.56
  4. Step 4: Simplify right side
    12,111,243.06x = 65,264,058,258,696.68
  5. Step 5: Solve for x
    x = 65,264,058,258,696.68/12,111,243.06
  6. Step 6: Final answer
    x = 5,388,716.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.