Home / 5,055,165.72-6,976,236.78-2,763,539.64

Finding the Fourth Proportional to 5,055,165.72, 6,976,236.78 and 2,763,539.64

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Solution

The fourth proportional to 5,055,165.72, 6,976,236.78 and 2,763,539.64 is: 3,813,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,165.72 : 6,976,236.78 = 2,763,539.64 : x
  2. Step 2: Convert to fraction form
    5,055,165.72/6,976,236.78 = 2,763,539.64/x
  3. Step 3: Cross multiply
    5,055,165.72x = 6,976,236.78 × 2,763,539.64
  4. Step 4: Simplify right side
    5,055,165.72x = 19,279,106,879,555.96
  5. Step 5: Solve for x
    x = 19,279,106,879,555.96/5,055,165.72
  6. Step 6: Final answer
    x = 3,813,743.79

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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.