Home / 30,505,622.38-45,760,163.92-9,757,882.78

Finding the Fourth Proportional to 30,505,622.38, 45,760,163.92 and 9,757,882.78

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Solution

The fourth proportional to 30,505,622.38, 45,760,163.92 and 9,757,882.78 is: 14,637,377.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,505,622.38 : 45,760,163.92 = 9,757,882.78 : x
  2. Step 2: Convert to fraction form
    30,505,622.38/45,760,163.92 = 9,757,882.78/x
  3. Step 3: Cross multiply
    30,505,622.38x = 45,760,163.92 × 9,757,882.78
  4. Step 4: Simplify right side
    30,505,622.38x = 446,522,315,524,945.31
  5. Step 5: Solve for x
    x = 446,522,315,524,945.31/30,505,622.38
  6. Step 6: Final answer
    x = 14,637,377.66

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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.