Home / 13,067,912.92-18,052,160.86-10,471,663.71

Finding the Fourth Proportional to 13,067,912.92, 18,052,160.86 and 10,471,663.71

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Solution

The fourth proportional to 13,067,912.92, 18,052,160.86 and 10,471,663.71 is: 14,465,673.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,912.92 : 18,052,160.86 = 10,471,663.71 : x
  2. Step 2: Convert to fraction form
    13,067,912.92/18,052,160.86 = 10,471,663.71/x
  3. Step 3: Cross multiply
    13,067,912.92x = 18,052,160.86 × 10,471,663.71
  4. Step 4: Simplify right side
    13,067,912.92x = 189,036,157,738,565.28
  5. Step 5: Solve for x
    x = 189,036,157,738,565.28/13,067,912.92
  6. Step 6: Final answer
    x = 14,465,673.21

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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.