Home / 36,515,446.28-50,392,890.42-20,217,923.72

Finding the Fourth Proportional to 36,515,446.28, 50,392,890.42 and 20,217,923.72

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Solution

The fourth proportional to 36,515,446.28, 50,392,890.42 and 20,217,923.72 is: 27,901,606.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515,446.28 : 50,392,890.42 = 20,217,923.72 : x
  2. Step 2: Convert to fraction form
    36,515,446.28/50,392,890.42 = 20,217,923.72/x
  3. Step 3: Cross multiply
    36,515,446.28x = 50,392,890.42 × 20,217,923.72
  4. Step 4: Simplify right side
    36,515,446.28x = 1,018,839,614,541,878.75
  5. Step 5: Solve for x
    x = 1,018,839,614,541,878.75/36,515,446.28
  6. Step 6: Final answer
    x = 27,901,606.53

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1.5x scale

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.