Home / 22,143,982.80-33,215,974.20-13,596,603.60

Finding the Fourth Proportional to 22,143,982.80, 33,215,974.20 and 13,596,603.60

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Solution

The fourth proportional to 22,143,982.80, 33,215,974.20 and 13,596,603.60 is: 20,394,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,982.80 : 33,215,974.20 = 13,596,603.60 : x
  2. Step 2: Convert to fraction form
    22,143,982.80/33,215,974.20 = 13,596,603.60/x
  3. Step 3: Cross multiply
    22,143,982.80x = 33,215,974.20 × 13,596,603.60
  4. Step 4: Simplify right side
    22,143,982.80x = 451,624,434,385,227.12
  5. Step 5: Solve for x
    x = 451,624,434,385,227.12/22,143,982.80
  6. Step 6: Final answer
    x = 20,394,905.40

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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.