Home / 9,982,517-13,775,873.45-5,398,838.37

Finding the Fourth Proportional to 9,982,517, 13,775,873.45 and 5,398,838.37

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Solution

The fourth proportional to 9,982,517, 13,775,873.45 and 5,398,838.37 is: 7,450,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,517 : 13,775,873.45 = 5,398,838.37 : x
  2. Step 2: Convert to fraction form
    9,982,517/13,775,873.45 = 5,398,838.37/x
  3. Step 3: Cross multiply
    9,982,517x = 13,775,873.45 × 5,398,838.37
  4. Step 4: Simplify right side
    9,982,517x = 74,373,714,162,124.28
  5. Step 5: Solve for x
    x = 74,373,714,162,124.28/9,982,517
  6. Step 6: Final answer
    x = 7,450,396.95

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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.