Home / 36,079,070.71-49,787,200.01-20,397,157.61

Finding the Fourth Proportional to 36,079,070.71, 49,787,200.01 and 20,397,157.61

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Solution

The fourth proportional to 36,079,070.71, 49,787,200.01 and 20,397,157.61 is: 28,146,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,079,070.71 : 49,787,200.01 = 20,397,157.61 : x
  2. Step 2: Convert to fraction form
    36,079,070.71/49,787,200.01 = 20,397,157.61/x
  3. Step 3: Cross multiply
    36,079,070.71x = 49,787,200.01 × 20,397,157.61
  4. Step 4: Simplify right side
    36,079,070.71x = 1,015,517,365,555,961.88
  5. Step 5: Solve for x
    x = 1,015,517,365,555,961.88/36,079,070.71
  6. Step 6: Final answer
    x = 28,146,993.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.