Home / 6,386,891.14-8,813,836.29-3,486,258.46

Finding the Fourth Proportional to 6,386,891.14, 8,813,836.29 and 3,486,258.46

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Solution

The fourth proportional to 6,386,891.14, 8,813,836.29 and 3,486,258.46 is: 4,810,996.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,891.14 : 8,813,836.29 = 3,486,258.46 : x
  2. Step 2: Convert to fraction form
    6,386,891.14/8,813,836.29 = 3,486,258.46/x
  3. Step 3: Cross multiply
    6,386,891.14x = 8,813,836.29 × 3,486,258.46
  4. Step 4: Simplify right side
    6,386,891.14x = 30,727,311,331,067.51
  5. Step 5: Solve for x
    x = 30,727,311,331,067.51/6,386,891.14
  6. Step 6: Final answer
    x = 4,810,996.56

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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.