Home / 12,414,613.44-17,134,537.56-8,220,906.48

Finding the Fourth Proportional to 12,414,613.44, 17,134,537.56 and 8,220,906.48

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Solution

The fourth proportional to 12,414,613.44, 17,134,537.56 and 8,220,906.48 is: 11,346,421.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,613.44 : 17,134,537.56 = 8,220,906.48 : x
  2. Step 2: Convert to fraction form
    12,414,613.44/17,134,537.56 = 8,220,906.48/x
  3. Step 3: Cross multiply
    12,414,613.44x = 17,134,537.56 × 8,220,906.48
  4. Step 4: Simplify right side
    12,414,613.44x = 140,861,430,858,807.38
  5. Step 5: Solve for x
    x = 140,861,430,858,807.38/12,414,613.44
  6. Step 6: Final answer
    x = 11,346,421.02

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1.5x scale

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.