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Finding the Fourth Proportional to 11,994,282.54, 17,991,476.49 and 3,796,965.03

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Solution

The fourth proportional to 11,994,282.54, 17,991,476.49 and 3,796,965.03 is: 5,695,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994,282.54 : 17,991,476.49 = 3,796,965.03 : x
  2. Step 2: Convert to fraction form
    11,994,282.54/17,991,476.49 = 3,796,965.03/x
  3. Step 3: Cross multiply
    11,994,282.54x = 17,991,476.49 × 3,796,965.03
  4. Step 4: Simplify right side
    11,994,282.54x = 68,313,007,070,597.13
  5. Step 5: Solve for x
    x = 68,313,007,070,597.13/11,994,282.54
  6. Step 6: Final answer
    x = 5,695,464.22

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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.