Home / 5,776,712.54-7,972,112.43-3,198,393.35

Finding the Fourth Proportional to 5,776,712.54, 7,972,112.43 and 3,198,393.35

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Solution

The fourth proportional to 5,776,712.54, 7,972,112.43 and 3,198,393.35 is: 4,413,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,712.54 : 7,972,112.43 = 3,198,393.35 : x
  2. Step 2: Convert to fraction form
    5,776,712.54/7,972,112.43 = 3,198,393.35/x
  3. Step 3: Cross multiply
    5,776,712.54x = 7,972,112.43 × 3,198,393.35
  4. Step 4: Simplify right side
    5,776,712.54x = 25,497,951,341,703.78
  5. Step 5: Solve for x
    x = 25,497,951,341,703.78/5,776,712.54
  6. Step 6: Final answer
    x = 4,413,920.75

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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.