Home / 12,248,319.26-18,369,738.76-3,610,576.86

Finding the Fourth Proportional to 12,248,319.26, 18,369,738.76 and 3,610,576.86

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Solution

The fourth proportional to 12,248,319.26, 18,369,738.76 and 3,610,576.86 is: 5,415,057.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,319.26 : 18,369,738.76 = 3,610,576.86 : x
  2. Step 2: Convert to fraction form
    12,248,319.26/18,369,738.76 = 3,610,576.86/x
  3. Step 3: Cross multiply
    12,248,319.26x = 18,369,738.76 × 3,610,576.86
  4. Step 4: Simplify right side
    12,248,319.26x = 66,325,353,691,101.09
  5. Step 5: Solve for x
    x = 66,325,353,691,101.09/12,248,319.26
  6. Step 6: Final answer
    x = 5,415,057.55

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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.