Home / 7,184,380.25-10,777,992.28-2,635,468.78

Finding the Fourth Proportional to 7,184,380.25, 10,777,992.28 and 2,635,468.78

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Solution

The fourth proportional to 7,184,380.25, 10,777,992.28 and 2,635,468.78 is: 3,953,724.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184,380.25 : 10,777,992.28 = 2,635,468.78 : x
  2. Step 2: Convert to fraction form
    7,184,380.25/10,777,992.28 = 2,635,468.78/x
  3. Step 3: Cross multiply
    7,184,380.25x = 10,777,992.28 × 2,635,468.78
  4. Step 4: Simplify right side
    7,184,380.25x = 28,405,062,111,131.05
  5. Step 5: Solve for x
    x = 28,405,062,111,131.05/7,184,380.25
  6. Step 6: Final answer
    x = 3,953,724.76

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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.