Home / 20,372,540.34-30,552,324.03-6,723,146.10

Finding the Fourth Proportional to 20,372,540.34, 30,552,324.03 and 6,723,146.10

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Solution

The fourth proportional to 20,372,540.34, 30,552,324.03 and 6,723,146.10 is: 10,082,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,372,540.34 : 30,552,324.03 = 6,723,146.10 : x
  2. Step 2: Convert to fraction form
    20,372,540.34/30,552,324.03 = 6,723,146.10/x
  3. Step 3: Cross multiply
    20,372,540.34x = 30,552,324.03 × 6,723,146.10
  4. Step 4: Simplify right side
    20,372,540.34x = 205,407,738,148,230.78
  5. Step 5: Solve for x
    x = 205,407,738,148,230.78/20,372,540.34
  6. Step 6: Final answer
    x = 10,082,578.55

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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.