Home / 36,932,711.40-50,969,780.28-20,412,480.60

Finding the Fourth Proportional to 36,932,711.40, 50,969,780.28 and 20,412,480.60

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Solution

The fourth proportional to 36,932,711.40, 50,969,780.28 and 20,412,480.60 is: 28,170,681.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,932,711.40 : 50,969,780.28 = 20,412,480.60 : x
  2. Step 2: Convert to fraction form
    36,932,711.40/50,969,780.28 = 20,412,480.60/x
  3. Step 3: Cross multiply
    36,932,711.40x = 50,969,780.28 × 20,412,480.60
  4. Step 4: Simplify right side
    36,932,711.40x = 1,040,419,651,151,762.62
  5. Step 5: Solve for x
    x = 1,040,419,651,151,762.62/36,932,711.40
  6. Step 6: Final answer
    x = 28,170,681.54

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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.