Home / 18,366,961.44-25,346,640.08-10,107,974.64

Finding the Fourth Proportional to 18,366,961.44, 25,346,640.08 and 10,107,974.64

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Solution

The fourth proportional to 18,366,961.44, 25,346,640.08 and 10,107,974.64 is: 13,949,133.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366,961.44 : 25,346,640.08 = 10,107,974.64 : x
  2. Step 2: Convert to fraction form
    18,366,961.44/25,346,640.08 = 10,107,974.64/x
  3. Step 3: Cross multiply
    18,366,961.44x = 25,346,640.08 × 10,107,974.64
  4. Step 4: Simplify right side
    18,366,961.44x = 256,203,195,137,847.56
  5. Step 5: Solve for x
    x = 256,203,195,137,847.56/18,366,961.44
  6. Step 6: Final answer
    x = 13,949,133.39

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1.5x scale

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.