Home / 26,797,986.36-40,200,965.28-12,422,507.31

Finding the Fourth Proportional to 26,797,986.36, 40,200,965.28 and 12,422,507.31

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Solution

The fourth proportional to 26,797,986.36, 40,200,965.28 and 12,422,507.31 is: 18,635,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797,986.36 : 40,200,965.28 = 12,422,507.31 : x
  2. Step 2: Convert to fraction form
    26,797,986.36/40,200,965.28 = 12,422,507.31/x
  3. Step 3: Cross multiply
    26,797,986.36x = 40,200,965.28 × 12,422,507.31
  4. Step 4: Simplify right side
    26,797,986.36x = 499,396,785,059,856.25
  5. Step 5: Solve for x
    x = 499,396,785,059,856.25/26,797,986.36
  6. Step 6: Final answer
    x = 18,635,608.60

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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.