Home / 5,776,837.78-7,972,285.13-3,198,518.55

Finding the Fourth Proportional to 5,776,837.78, 7,972,285.13 and 3,198,518.55

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Solution

The fourth proportional to 5,776,837.78, 7,972,285.13 and 3,198,518.55 is: 4,414,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,837.78 : 7,972,285.13 = 3,198,518.55 : x
  2. Step 2: Convert to fraction form
    5,776,837.78/7,972,285.13 = 3,198,518.55/x
  3. Step 3: Cross multiply
    5,776,837.78x = 7,972,285.13 × 3,198,518.55
  4. Step 4: Simplify right side
    5,776,837.78x = 25,499,501,874,194.16
  5. Step 5: Solve for x
    x = 25,499,501,874,194.16/5,776,837.78
  6. Step 6: Final answer
    x = 4,414,093.46

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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.