Home / 6,728,537.28-9,285,299.88-3,827,921.52

Finding the Fourth Proportional to 6,728,537.28, 9,285,299.88 and 3,827,921.52

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Solution

The fourth proportional to 6,728,537.28, 9,285,299.88 and 3,827,921.52 is: 5,282,485.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,537.28 : 9,285,299.88 = 3,827,921.52 : x
  2. Step 2: Convert to fraction form
    6,728,537.28/9,285,299.88 = 3,827,921.52/x
  3. Step 3: Cross multiply
    6,728,537.28x = 9,285,299.88 × 3,827,921.52
  4. Step 4: Simplify right side
    6,728,537.28x = 35,543,399,230,305.42
  5. Step 5: Solve for x
    x = 35,543,399,230,305.42/6,728,537.28
  6. Step 6: Final answer
    x = 5,282,485.29

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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.