Home / 6,511,456.23-9,768,584.09-2,193,935.50

Finding the Fourth Proportional to 6,511,456.23, 9,768,584.09 and 2,193,935.50

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Solution

The fourth proportional to 6,511,456.23, 9,768,584.09 and 2,193,935.50 is: 3,291,374.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,456.23 : 9,768,584.09 = 2,193,935.50 : x
  2. Step 2: Convert to fraction form
    6,511,456.23/9,768,584.09 = 2,193,935.50/x
  3. Step 3: Cross multiply
    6,511,456.23x = 9,768,584.09 × 2,193,935.50
  4. Step 4: Simplify right side
    6,511,456.23x = 21,431,643,419,786.20
  5. Step 5: Solve for x
    x = 21,431,643,419,786.20/6,511,456.23
  6. Step 6: Final answer
    x = 3,291,374.87

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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.