Home / 13,576,504.85-20,364,757.28-7,836,942.05

Finding the Fourth Proportional to 13,576,504.85, 20,364,757.28 and 7,836,942.05

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Solution

The fourth proportional to 13,576,504.85, 20,364,757.28 and 7,836,942.05 is: 11,755,413.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,504.85 : 20,364,757.28 = 7,836,942.05 : x
  2. Step 2: Convert to fraction form
    13,576,504.85/20,364,757.28 = 7,836,942.05/x
  3. Step 3: Cross multiply
    13,576,504.85x = 20,364,757.28 × 7,836,942.05
  4. Step 4: Simplify right side
    13,576,504.85x = 159,597,422,626,490.91
  5. Step 5: Solve for x
    x = 159,597,422,626,490.91/13,576,504.85
  6. Step 6: Final answer
    x = 11,755,413.08

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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.