Home / 25,452,200.82-38,184,280.83-8,412,873.78

Finding the Fourth Proportional to 25,452,200.82, 38,184,280.83 and 8,412,873.78

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Solution

The fourth proportional to 25,452,200.82, 38,184,280.83 and 8,412,873.78 is: 12,621,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452,200.82 : 38,184,280.83 = 8,412,873.78 : x
  2. Step 2: Convert to fraction form
    25,452,200.82/38,184,280.83 = 8,412,873.78/x
  3. Step 3: Cross multiply
    25,452,200.82x = 38,184,280.83 × 8,412,873.78
  4. Step 4: Simplify right side
    25,452,200.82x = 321,239,535,002,863.62
  5. Step 5: Solve for x
    x = 321,239,535,002,863.62/25,452,200.82
  6. Step 6: Final answer
    x = 12,621,287.14

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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.