Home / 22,215,019.20-33,322,528.80-13,257,067.20

Finding the Fourth Proportional to 22,215,019.20, 33,322,528.80 and 13,257,067.20

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Solution

The fourth proportional to 22,215,019.20, 33,322,528.80 and 13,257,067.20 is: 19,885,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,215,019.20 : 33,322,528.80 = 13,257,067.20 : x
  2. Step 2: Convert to fraction form
    22,215,019.20/33,322,528.80 = 13,257,067.20/x
  3. Step 3: Cross multiply
    22,215,019.20x = 33,322,528.80 × 13,257,067.20
  4. Step 4: Simplify right side
    22,215,019.20x = 441,759,003,575,535.38
  5. Step 5: Solve for x
    x = 441,759,003,575,535.38/22,215,019.20
  6. Step 6: Final answer
    x = 19,885,600.80

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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.