Home / 6,536,639.36-9,016,878.40-3,922,467.20

Finding the Fourth Proportional to 6,536,639.36, 9,016,878.40 and 3,922,467.20

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Solution

The fourth proportional to 6,536,639.36, 9,016,878.40 and 3,922,467.20 is: 5,410,794.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,536,639.36 : 9,016,878.40 = 3,922,467.20 : x
  2. Step 2: Convert to fraction form
    6,536,639.36/9,016,878.40 = 3,922,467.20/x
  3. Step 3: Cross multiply
    6,536,639.36x = 9,016,878.40 × 3,922,467.20
  4. Step 4: Simplify right side
    6,536,639.36x = 35,368,409,770,388.48
  5. Step 5: Solve for x
    x = 35,368,409,770,388.48/6,536,639.36
  6. Step 6: Final answer
    x = 5,410,794.11

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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.