Home / 20,496,242.43-30,743,871.08-6,663,183.21

Finding the Fourth Proportional to 20,496,242.43, 30,743,871.08 and 6,663,183.21

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Solution

The fourth proportional to 20,496,242.43, 30,743,871.08 and 6,663,183.21 is: 9,994,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,496,242.43 : 30,743,871.08 = 6,663,183.21 : x
  2. Step 2: Convert to fraction form
    20,496,242.43/30,743,871.08 = 6,663,183.21/x
  3. Step 3: Cross multiply
    20,496,242.43x = 30,743,871.08 × 6,663,183.21
  4. Step 4: Simplify right side
    20,496,242.43x = 204,852,045,557,344.66
  5. Step 5: Solve for x
    x = 204,852,045,557,344.66/20,496,242.43
  6. Step 6: Final answer
    x = 9,994,614.68

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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.