Home / 20,292,500.16-30,469,111.92-17,568,471.96

Finding the Fourth Proportional to 20,292,500.16, 30,469,111.92 and 17,568,471.96

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Solution

The fourth proportional to 20,292,500.16, 30,469,111.92 and 17,568,471.96 is: 26,378,993.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,292,500.16 : 30,469,111.92 = 17,568,471.96 : x
  2. Step 2: Convert to fraction form
    20,292,500.16/30,469,111.92 = 17,568,471.96/x
  3. Step 3: Cross multiply
    20,292,500.16x = 30,469,111.92 × 17,568,471.96
  4. Step 4: Simplify right side
    20,292,500.16x = 535,295,738,412,621.81
  5. Step 5: Solve for x
    x = 535,295,738,412,621.81/20,292,500.16
  6. Step 6: Final answer
    x = 26,378,993.92

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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.