Home / 8,321,185.50-11,483,305.11-4,505,761.50

Finding the Fourth Proportional to 8,321,185.50, 11,483,305.11 and 4,505,761.50

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Solution

The fourth proportional to 8,321,185.50, 11,483,305.11 and 4,505,761.50 is: 6,217,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,185.50 : 11,483,305.11 = 4,505,761.50 : x
  2. Step 2: Convert to fraction form
    8,321,185.50/11,483,305.11 = 4,505,761.50/x
  3. Step 3: Cross multiply
    8,321,185.50x = 11,483,305.11 × 4,505,761.50
  4. Step 4: Simplify right side
    8,321,185.50x = 51,741,034,057,391.27
  5. Step 5: Solve for x
    x = 51,741,034,057,391.27/8,321,185.50
  6. Step 6: Final answer
    x = 6,217,988.30

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1.5x scale

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.