Home / 8,428,623.80-11,631,500.82-4,561,144.96

Finding the Fourth Proportional to 8,428,623.80, 11,631,500.82 and 4,561,144.96

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Solution

The fourth proportional to 8,428,623.80, 11,631,500.82 and 4,561,144.96 is: 6,294,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,623.80 : 11,631,500.82 = 4,561,144.96 : x
  2. Step 2: Convert to fraction form
    8,428,623.80/11,631,500.82 = 4,561,144.96/x
  3. Step 3: Cross multiply
    8,428,623.80x = 11,631,500.82 × 4,561,144.96
  4. Step 4: Simplify right side
    8,428,623.80x = 53,052,961,342,378.87
  5. Step 5: Solve for x
    x = 53,052,961,342,378.87/8,428,623.80
  6. Step 6: Final answer
    x = 6,294,380.03

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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.