Home / 8,642,619.41-12,967,414.64-3,847,028.68

Finding the Fourth Proportional to 8,642,619.41, 12,967,414.64 and 3,847,028.68

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Solution

The fourth proportional to 8,642,619.41, 12,967,414.64 and 3,847,028.68 is: 5,772,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,642,619.41 : 12,967,414.64 = 3,847,028.68 : x
  2. Step 2: Convert to fraction form
    8,642,619.41/12,967,414.64 = 3,847,028.68/x
  3. Step 3: Cross multiply
    8,642,619.41x = 12,967,414.64 × 3,847,028.68
  4. Step 4: Simplify right side
    8,642,619.41x = 49,886,016,036,932.36
  5. Step 5: Solve for x
    x = 49,886,016,036,932.36/8,642,619.41
  6. Step 6: Final answer
    x = 5,772,094.51

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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.