Home / 12,494,538.32-18,743,324.07-3,519,090.32

Finding the Fourth Proportional to 12,494,538.32, 18,743,324.07 and 3,519,090.32

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Solution

The fourth proportional to 12,494,538.32, 18,743,324.07 and 3,519,090.32 is: 5,279,062.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494,538.32 : 18,743,324.07 = 3,519,090.32 : x
  2. Step 2: Convert to fraction form
    12,494,538.32/18,743,324.07 = 3,519,090.32/x
  3. Step 3: Cross multiply
    12,494,538.32x = 18,743,324.07 × 3,519,090.32
  4. Step 4: Simplify right side
    12,494,538.32x = 65,959,450,299,360
  5. Step 5: Solve for x
    x = 65,959,450,299,360/12,494,538.32
  6. Step 6: Final answer
    x = 5,279,062.63

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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.