Home / 20,162,270.20-30,243,514.65-5,016,201.70

Finding the Fourth Proportional to 20,162,270.20, 30,243,514.65 and 5,016,201.70

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Solution

The fourth proportional to 20,162,270.20, 30,243,514.65 and 5,016,201.70 is: 7,524,329.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,270.20 : 30,243,514.65 = 5,016,201.70 : x
  2. Step 2: Convert to fraction form
    20,162,270.20/30,243,514.65 = 5,016,201.70/x
  3. Step 3: Cross multiply
    20,162,270.20x = 30,243,514.65 × 5,016,201.70
  4. Step 4: Simplify right side
    20,162,270.20x = 151,707,569,601,304.91
  5. Step 5: Solve for x
    x = 151,707,569,601,304.91/20,162,270.20
  6. Step 6: Final answer
    x = 7,524,329.76

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1.5x scale

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.