Home / 10,485,823.32-15,729,295.47-3,297,917.72

Finding the Fourth Proportional to 10,485,823.32, 15,729,295.47 and 3,297,917.72

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Solution

The fourth proportional to 10,485,823.32, 15,729,295.47 and 3,297,917.72 is: 4,947,052.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485,823.32 : 15,729,295.47 = 3,297,917.72 : x
  2. Step 2: Convert to fraction form
    10,485,823.32/15,729,295.47 = 3,297,917.72/x
  3. Step 3: Cross multiply
    10,485,823.32x = 15,729,295.47 × 3,297,917.72
  4. Step 4: Simplify right side
    10,485,823.32x = 51,873,922,174,982.25
  5. Step 5: Solve for x
    x = 51,873,922,174,982.25/10,485,823.32
  6. Step 6: Final answer
    x = 4,947,052.85

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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.