Home / 5,485,381.98-8,233,380.09-2,647,491.90

Finding the Fourth Proportional to 5,485,381.98, 8,233,380.09 and 2,647,491.90

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Solution

The fourth proportional to 5,485,381.98, 8,233,380.09 and 2,647,491.90 is: 3,973,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485,381.98 : 8,233,380.09 = 2,647,491.90 : x
  2. Step 2: Convert to fraction form
    5,485,381.98/8,233,380.09 = 2,647,491.90/x
  3. Step 3: Cross multiply
    5,485,381.98x = 8,233,380.09 × 2,647,491.90
  4. Step 4: Simplify right side
    5,485,381.98x = 21,797,807,097,896.27
  5. Step 5: Solve for x
    x = 21,797,807,097,896.27/5,485,381.98
  6. Step 6: Final answer
    x = 3,973,799.30

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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.