Home / 8,245,556.62-11,379,172.21-4,981,740.80

Finding the Fourth Proportional to 8,245,556.62, 11,379,172.21 and 4,981,740.80

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Solution

The fourth proportional to 8,245,556.62, 11,379,172.21 and 4,981,740.80 is: 6,874,986.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245,556.62 : 11,379,172.21 = 4,981,740.80 : x
  2. Step 2: Convert to fraction form
    8,245,556.62/11,379,172.21 = 4,981,740.80/x
  3. Step 3: Cross multiply
    8,245,556.62x = 11,379,172.21 × 4,981,740.80
  4. Step 4: Simplify right side
    8,245,556.62x = 56,688,086,399,432.95
  5. Step 5: Solve for x
    x = 56,688,086,399,432.95/8,245,556.62
  6. Step 6: Final answer
    x = 6,874,986.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.