Home / 7,192,786.60-10,789,186.04-2,005,190.47

Finding the Fourth Proportional to 7,192,786.60, 10,789,186.04 and 2,005,190.47

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Solution

The fourth proportional to 7,192,786.60, 10,789,186.04 and 2,005,190.47 is: 3,007,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,786.60 : 10,789,186.04 = 2,005,190.47 : x
  2. Step 2: Convert to fraction form
    7,192,786.60/10,789,186.04 = 2,005,190.47/x
  3. Step 3: Cross multiply
    7,192,786.60x = 10,789,186.04 × 2,005,190.47
  4. Step 4: Simplify right side
    7,192,786.60x = 21,634,373,026,465.04
  5. Step 5: Solve for x
    x = 21,634,373,026,465.04/7,192,786.60
  6. Step 6: Final answer
    x = 3,007,787.42

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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.