Home / 11,348,441.20-17,022,661.80-10,419,468.40

Finding the Fourth Proportional to 11,348,441.20, 17,022,661.80 and 10,419,468.40

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Solution

The fourth proportional to 11,348,441.20, 17,022,661.80 and 10,419,468.40 is: 15,629,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348,441.20 : 17,022,661.80 = 10,419,468.40 : x
  2. Step 2: Convert to fraction form
    11,348,441.20/17,022,661.80 = 10,419,468.40/x
  3. Step 3: Cross multiply
    11,348,441.20x = 17,022,661.80 × 10,419,468.40
  4. Step 4: Simplify right side
    11,348,441.20x = 177,367,086,708,987.12
  5. Step 5: Solve for x
    x = 177,367,086,708,987.12/11,348,441.20
  6. Step 6: Final answer
    x = 15,629,202.60

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1.5x scale

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.