Home / 20,161,248.15-30,241,872.23-5,015,179.65

Finding the Fourth Proportional to 20,161,248.15, 30,241,872.23 and 5,015,179.65

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Solution

The fourth proportional to 20,161,248.15, 30,241,872.23 and 5,015,179.65 is: 7,522,769.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,248.15 : 30,241,872.23 = 5,015,179.65 : x
  2. Step 2: Convert to fraction form
    20,161,248.15/30,241,872.23 = 5,015,179.65/x
  3. Step 3: Cross multiply
    20,161,248.15x = 30,241,872.23 × 5,015,179.65
  4. Step 4: Simplify right side
    20,161,248.15x = 151,668,422,160,720.25
  5. Step 5: Solve for x
    x = 151,668,422,160,720.25/20,161,248.15
  6. Step 6: Final answer
    x = 7,522,769.48

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Double scale
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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.