Home / 7,178,665.50-10,770,083.16-2,320,868.28

Finding the Fourth Proportional to 7,178,665.50, 10,770,083.16 and 2,320,868.28

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Solution

The fourth proportional to 7,178,665.50, 10,770,083.16 and 2,320,868.28 is: 3,481,976.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,665.50 : 10,770,083.16 = 2,320,868.28 : x
  2. Step 2: Convert to fraction form
    7,178,665.50/10,770,083.16 = 2,320,868.28/x
  3. Step 3: Cross multiply
    7,178,665.50x = 10,770,083.16 × 2,320,868.28
  4. Step 4: Simplify right side
    7,178,665.50x = 24,995,944,379,006.16
  5. Step 5: Solve for x
    x = 24,995,944,379,006.16/7,178,665.50
  6. Step 6: Final answer
    x = 3,481,976.47

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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.