Home / 6,728,689.44-9,285,564.60-3,672,906.12

Finding the Fourth Proportional to 6,728,689.44, 9,285,564.60 and 3,672,906.12

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Solution

The fourth proportional to 6,728,689.44, 9,285,564.60 and 3,672,906.12 is: 5,068,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728,689.44 : 9,285,564.60 = 3,672,906.12 : x
  2. Step 2: Convert to fraction form
    6,728,689.44/9,285,564.60 = 3,672,906.12/x
  3. Step 3: Cross multiply
    6,728,689.44x = 9,285,564.60 × 3,672,906.12
  4. Step 4: Simplify right side
    6,728,689.44x = 34,105,007,046,995.35
  5. Step 5: Solve for x
    x = 34,105,007,046,995.35/6,728,689.44
  6. Step 6: Final answer
    x = 5,068,595.80

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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.