Home / 29,040,048.60-43,560,072.90-19,970,122.20

Finding the Fourth Proportional to 29,040,048.60, 43,560,072.90 and 19,970,122.20

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Solution

The fourth proportional to 29,040,048.60, 43,560,072.90 and 19,970,122.20 is: 29,955,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040,048.60 : 43,560,072.90 = 19,970,122.20 : x
  2. Step 2: Convert to fraction form
    29,040,048.60/43,560,072.90 = 19,970,122.20/x
  3. Step 3: Cross multiply
    29,040,048.60x = 43,560,072.90 × 19,970,122.20
  4. Step 4: Simplify right side
    29,040,048.60x = 869,899,978,853,908.38
  5. Step 5: Solve for x
    x = 869,899,978,853,908.38/29,040,048.60
  6. Step 6: Final answer
    x = 29,955,183.30

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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.