Home / 18,440,244-27,646,040.64-11,949,608.16

Finding the Fourth Proportional to 18,440,244, 27,646,040.64 and 11,949,608.16

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Solution

The fourth proportional to 18,440,244, 27,646,040.64 and 11,949,608.16 is: 17,915,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,244 : 27,646,040.64 = 11,949,608.16 : x
  2. Step 2: Convert to fraction form
    18,440,244/27,646,040.64 = 11,949,608.16/x
  3. Step 3: Cross multiply
    18,440,244x = 27,646,040.64 × 11,949,608.16
  4. Step 4: Simplify right side
    18,440,244x = 330,359,352,823,435.62
  5. Step 5: Solve for x
    x = 330,359,352,823,435.62/18,440,244
  6. Step 6: Final answer
    x = 17,915,129.15

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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.