Home / 20,777,524.14-31,166,286.48-5,631,455.64

Finding the Fourth Proportional to 20,777,524.14, 31,166,286.48 and 5,631,455.64

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Solution

The fourth proportional to 20,777,524.14, 31,166,286.48 and 5,631,455.64 is: 8,447,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,777,524.14 : 31,166,286.48 = 5,631,455.64 : x
  2. Step 2: Convert to fraction form
    20,777,524.14/31,166,286.48 = 5,631,455.64/x
  3. Step 3: Cross multiply
    20,777,524.14x = 31,166,286.48 × 5,631,455.64
  4. Step 4: Simplify right side
    20,777,524.14x = 175,511,559,775,651.75
  5. Step 5: Solve for x
    x = 175,511,559,775,651.75/20,777,524.14
  6. Step 6: Final answer
    x = 8,447,183.53

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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.