Home / 12,524,024.99-18,744,179.22-7,131,228.05

Finding the Fourth Proportional to 12,524,024.99, 18,744,179.22 and 7,131,228.05

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Solution

The fourth proportional to 12,524,024.99, 18,744,179.22 and 7,131,228.05 is: 10,673,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524,024.99 : 18,744,179.22 = 7,131,228.05 : x
  2. Step 2: Convert to fraction form
    12,524,024.99/18,744,179.22 = 7,131,228.05/x
  3. Step 3: Cross multiply
    12,524,024.99x = 18,744,179.22 × 7,131,228.05
  4. Step 4: Simplify right side
    12,524,024.99x = 133,669,016,674,751.56
  5. Step 5: Solve for x
    x = 133,669,016,674,751.56/12,524,024.99
  6. Step 6: Final answer
    x = 10,673,007.82

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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.