Home / 10,485,824.82-15,729,297.72-3,297,919.22

Finding the Fourth Proportional to 10,485,824.82, 15,729,297.72 and 3,297,919.22

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Solution

The fourth proportional to 10,485,824.82, 15,729,297.72 and 3,297,919.22 is: 4,947,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485,824.82 : 15,729,297.72 = 3,297,919.22 : x
  2. Step 2: Convert to fraction form
    10,485,824.82/15,729,297.72 = 3,297,919.22/x
  3. Step 3: Cross multiply
    10,485,824.82x = 15,729,297.72 × 3,297,919.22
  4. Step 4: Simplify right side
    10,485,824.82x = 51,873,953,189,243.69
  5. Step 5: Solve for x
    x = 51,873,953,189,243.69/10,485,824.82
  6. Step 6: Final answer
    x = 4,947,055.10

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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.