Home / 32,805,242.80-49,207,864.20-20,635,243.90

Finding the Fourth Proportional to 32,805,242.80, 49,207,864.20 and 20,635,243.90

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Solution

The fourth proportional to 32,805,242.80, 49,207,864.20 and 20,635,243.90 is: 30,952,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,805,242.80 : 49,207,864.20 = 20,635,243.90 : x
  2. Step 2: Convert to fraction form
    32,805,242.80/49,207,864.20 = 20,635,243.90/x
  3. Step 3: Cross multiply
    32,805,242.80x = 49,207,864.20 × 20,635,243.90
  4. Step 4: Simplify right side
    32,805,242.80x = 1,015,416,279,565,078.38
  5. Step 5: Solve for x
    x = 1,015,416,279,565,078.38/32,805,242.80
  6. Step 6: Final answer
    x = 30,952,865.85

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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.