Home / 8,161,105.95-12,242,344.23-2,481,379.47

Finding the Fourth Proportional to 8,161,105.95, 12,242,344.23 and 2,481,379.47

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Solution

The fourth proportional to 8,161,105.95, 12,242,344.23 and 2,481,379.47 is: 3,722,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,105.95 : 12,242,344.23 = 2,481,379.47 : x
  2. Step 2: Convert to fraction form
    8,161,105.95/12,242,344.23 = 2,481,379.47/x
  3. Step 3: Cross multiply
    8,161,105.95x = 12,242,344.23 × 2,481,379.47
  4. Step 4: Simplify right side
    8,161,105.95x = 30,377,901,636,994.96
  5. Step 5: Solve for x
    x = 30,377,901,636,994.96/8,161,105.95
  6. Step 6: Final answer
    x = 3,722,277.57

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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.