Home / 49,373,932.62-74,061,144.36-20,243,682.84

Finding the Fourth Proportional to 49,373,932.62, 74,061,144.36 and 20,243,682.84

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Solution

The fourth proportional to 49,373,932.62, 74,061,144.36 and 20,243,682.84 is: 30,365,624.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,373,932.62 : 74,061,144.36 = 20,243,682.84 : x
  2. Step 2: Convert to fraction form
    49,373,932.62/74,061,144.36 = 20,243,682.84/x
  3. Step 3: Cross multiply
    49,373,932.62x = 74,061,144.36 × 20,243,682.84
  4. Step 4: Simplify right side
    49,373,932.62x = 1,499,270,317,191,294.75
  5. Step 5: Solve for x
    x = 1,499,270,317,191,294.75/49,373,932.62
  6. Step 6: Final answer
    x = 30,365,624.89

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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.