Home / 8,079,982.65-11,147,462.36-6,219,967.02

Finding the Fourth Proportional to 8,079,982.65, 11,147,462.36 and 6,219,967.02

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Solution

The fourth proportional to 8,079,982.65, 11,147,462.36 and 6,219,967.02 is: 8,581,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,982.65 : 11,147,462.36 = 6,219,967.02 : x
  2. Step 2: Convert to fraction form
    8,079,982.65/11,147,462.36 = 6,219,967.02/x
  3. Step 3: Cross multiply
    8,079,982.65x = 11,147,462.36 × 6,219,967.02
  4. Step 4: Simplify right side
    8,079,982.65x = 69,336,848,204,791.53
  5. Step 5: Solve for x
    x = 69,336,848,204,791.53/8,079,982.65
  6. Step 6: Final answer
    x = 8,581,311.52

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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.