Home / 13,255,329.44-18,292,459.92-7,375,049.12

Finding the Fourth Proportional to 13,255,329.44, 18,292,459.92 and 7,375,049.12

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Solution

The fourth proportional to 13,255,329.44, 18,292,459.92 and 7,375,049.12 is: 10,177,626.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,255,329.44 : 18,292,459.92 = 7,375,049.12 : x
  2. Step 2: Convert to fraction form
    13,255,329.44/18,292,459.92 = 7,375,049.12/x
  3. Step 3: Cross multiply
    13,255,329.44x = 18,292,459.92 × 7,375,049.12
  4. Step 4: Simplify right side
    13,255,329.44x = 134,907,790,435,631.28
  5. Step 5: Solve for x
    x = 134,907,790,435,631.28/13,255,329.44
  6. Step 6: Final answer
    x = 10,177,626.37

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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.