Home / 11,816,768.80-17,728,139.04-3,297,100

Finding the Fourth Proportional to 11,816,768.80, 17,728,139.04 and 3,297,100

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Solution

The fourth proportional to 11,816,768.80, 17,728,139.04 and 3,297,100 is: 4,946,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816,768.80 : 17,728,139.04 = 3,297,100 : x
  2. Step 2: Convert to fraction form
    11,816,768.80/17,728,139.04 = 3,297,100/x
  3. Step 3: Cross multiply
    11,816,768.80x = 17,728,139.04 × 3,297,100
  4. Step 4: Simplify right side
    11,816,768.80x = 58,451,447,228,784
  5. Step 5: Solve for x
    x = 58,451,447,228,784/11,816,768.80
  6. Step 6: Final answer
    x = 4,946,483.11

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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.