Home / 4,942,486.20-7,405,856.10-3,667,027.80

Finding the Fourth Proportional to 4,942,486.20, 7,405,856.10 and 3,667,027.80

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Solution

The fourth proportional to 4,942,486.20, 7,405,856.10 and 3,667,027.80 is: 5,494,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942,486.20 : 7,405,856.10 = 3,667,027.80 : x
  2. Step 2: Convert to fraction form
    4,942,486.20/7,405,856.10 = 3,667,027.80/x
  3. Step 3: Cross multiply
    4,942,486.20x = 7,405,856.10 × 3,667,027.80
  4. Step 4: Simplify right side
    4,942,486.20x = 27,157,480,201,499.58
  5. Step 5: Solve for x
    x = 27,157,480,201,499.58/4,942,486.20
  6. Step 6: Final answer
    x = 5,494,700.26

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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.