Home / 18,268,726.32-27,394,899.12-10,886,255.64

Finding the Fourth Proportional to 18,268,726.32, 27,394,899.12 and 10,886,255.64

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Solution

The fourth proportional to 18,268,726.32, 27,394,899.12 and 10,886,255.64 is: 16,324,502.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,726.32 : 27,394,899.12 = 10,886,255.64 : x
  2. Step 2: Convert to fraction form
    18,268,726.32/27,394,899.12 = 10,886,255.64/x
  3. Step 3: Cross multiply
    18,268,726.32x = 27,394,899.12 × 10,886,255.64
  4. Step 4: Simplify right side
    18,268,726.32x = 298,227,875,052,331.06
  5. Step 5: Solve for x
    x = 298,227,875,052,331.06/18,268,726.32
  6. Step 6: Final answer
    x = 16,324,502.86

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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.