Home / 5,137,839.72-7,704,219.42-3,008,459.88

Finding the Fourth Proportional to 5,137,839.72, 7,704,219.42 and 3,008,459.88

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Solution

The fourth proportional to 5,137,839.72, 7,704,219.42 and 3,008,459.88 is: 4,511,202.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,839.72 : 7,704,219.42 = 3,008,459.88 : x
  2. Step 2: Convert to fraction form
    5,137,839.72/7,704,219.42 = 3,008,459.88/x
  3. Step 3: Cross multiply
    5,137,839.72x = 7,704,219.42 × 3,008,459.88
  4. Step 4: Simplify right side
    5,137,839.72x = 23,177,835,031,786.87
  5. Step 5: Solve for x
    x = 23,177,835,031,786.87/5,137,839.72
  6. Step 6: Final answer
    x = 4,511,202.43

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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.