Home / 5,195,844.87-7,170,142.03-2,904,218.79

Finding the Fourth Proportional to 5,195,844.87, 7,170,142.03 and 2,904,218.79

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Solution

The fourth proportional to 5,195,844.87, 7,170,142.03 and 2,904,218.79 is: 4,007,752.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,844.87 : 7,170,142.03 = 2,904,218.79 : x
  2. Step 2: Convert to fraction form
    5,195,844.87/7,170,142.03 = 2,904,218.79/x
  3. Step 3: Cross multiply
    5,195,844.87x = 7,170,142.03 × 2,904,218.79
  4. Step 4: Simplify right side
    5,195,844.87x = 20,823,661,230,122.23
  5. Step 5: Solve for x
    x = 20,823,661,230,122.23/5,195,844.87
  6. Step 6: Final answer
    x = 4,007,752.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.