Home / 36,932,535.72-50,969,538.09-20,412,304.65

Finding the Fourth Proportional to 36,932,535.72, 50,969,538.09 and 20,412,304.65

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Solution

The fourth proportional to 36,932,535.72, 50,969,538.09 and 20,412,304.65 is: 28,170,438.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,932,535.72 : 50,969,538.09 = 20,412,304.65 : x
  2. Step 2: Convert to fraction form
    36,932,535.72/50,969,538.09 = 20,412,304.65/x
  3. Step 3: Cross multiply
    36,932,535.72x = 50,969,538.09 × 20,412,304.65
  4. Step 4: Simplify right side
    36,932,535.72x = 1,040,405,739,362,859.12
  5. Step 5: Solve for x
    x = 1,040,405,739,362,859.12/36,932,535.72
  6. Step 6: Final answer
    x = 28,170,438.86

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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.