Home / 6,660,954.72-9,192,340.10-4,082,137.20

Finding the Fourth Proportional to 6,660,954.72, 9,192,340.10 and 4,082,137.20

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Solution

The fourth proportional to 6,660,954.72, 9,192,340.10 and 4,082,137.20 is: 5,633,485.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,954.72 : 9,192,340.10 = 4,082,137.20 : x
  2. Step 2: Convert to fraction form
    6,660,954.72/9,192,340.10 = 4,082,137.20/x
  3. Step 3: Cross multiply
    6,660,954.72x = 9,192,340.10 × 4,082,137.20
  4. Step 4: Simplify right side
    6,660,954.72x = 37,524,393,477,261.72
  5. Step 5: Solve for x
    x = 37,524,393,477,261.72/6,660,954.72
  6. Step 6: Final answer
    x = 5,633,485.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.