Home / 20,041,753.05-30,062,629.58-17,171,971.65

Finding the Fourth Proportional to 20,041,753.05, 30,062,629.58 and 17,171,971.65

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Solution

The fourth proportional to 20,041,753.05, 30,062,629.58 and 17,171,971.65 is: 25,757,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041,753.05 : 30,062,629.58 = 17,171,971.65 : x
  2. Step 2: Convert to fraction form
    20,041,753.05/30,062,629.58 = 17,171,971.65/x
  3. Step 3: Cross multiply
    20,041,753.05x = 30,062,629.58 × 17,171,971.65
  4. Step 4: Simplify right side
    20,041,753.05x = 516,234,622,786,351.50
  5. Step 5: Solve for x
    x = 516,234,622,786,351.50/20,041,753.05
  6. Step 6: Final answer
    x = 25,757,957.48

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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.