Home / 11,338,181.55-15,646,016.30-6,442,724.21

Finding the Fourth Proportional to 11,338,181.55, 15,646,016.30 and 6,442,724.21

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Solution

The fourth proportional to 11,338,181.55, 15,646,016.30 and 6,442,724.21 is: 8,890,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338,181.55 : 15,646,016.30 = 6,442,724.21 : x
  2. Step 2: Convert to fraction form
    11,338,181.55/15,646,016.30 = 6,442,724.21/x
  3. Step 3: Cross multiply
    11,338,181.55x = 15,646,016.30 × 6,442,724.21
  4. Step 4: Simplify right side
    11,338,181.55x = 100,802,967,895,620.92
  5. Step 5: Solve for x
    x = 100,802,967,895,620.92/11,338,181.55
  6. Step 6: Final answer
    x = 8,890,576.28

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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.