Home / 12,771,096.99-19,145,255.97-4,682,187.70

Finding the Fourth Proportional to 12,771,096.99, 19,145,255.97 and 4,682,187.70

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Solution

The fourth proportional to 12,771,096.99, 19,145,255.97 and 4,682,187.70 is: 7,019,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,096.99 : 19,145,255.97 = 4,682,187.70 : x
  2. Step 2: Convert to fraction form
    12,771,096.99/19,145,255.97 = 4,682,187.70/x
  3. Step 3: Cross multiply
    12,771,096.99x = 19,145,255.97 × 4,682,187.70
  4. Step 4: Simplify right side
    12,771,096.99x = 89,641,682,016,085.56
  5. Step 5: Solve for x
    x = 89,641,682,016,085.56/12,771,096.99
  6. Step 6: Final answer
    x = 7,019,105.88

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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.