Home / 10,456,470.79-15,684,718.43-3,268,042.36

Finding the Fourth Proportional to 10,456,470.79, 15,684,718.43 and 3,268,042.36

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Solution

The fourth proportional to 10,456,470.79, 15,684,718.43 and 3,268,042.36 is: 4,902,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,456,470.79 : 15,684,718.43 = 3,268,042.36 : x
  2. Step 2: Convert to fraction form
    10,456,470.79/15,684,718.43 = 3,268,042.36/x
  3. Step 3: Cross multiply
    10,456,470.79x = 15,684,718.43 × 3,268,042.36
  4. Step 4: Simplify right side
    10,456,470.79x = 51,258,324,233,912.70
  5. Step 5: Solve for x
    x = 51,258,324,233,912.70/10,456,470.79
  6. Step 6: Final answer
    x = 4,902,067.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.