Home / 11,105,116.20-16,662,923.10-4,720,825.80

Finding the Fourth Proportional to 11,105,116.20, 16,662,923.10 and 4,720,825.80

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Solution

The fourth proportional to 11,105,116.20, 16,662,923.10 and 4,720,825.80 is: 7,083,469.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,105,116.20 : 16,662,923.10 = 4,720,825.80 : x
  2. Step 2: Convert to fraction form
    11,105,116.20/16,662,923.10 = 4,720,825.80/x
  3. Step 3: Cross multiply
    11,105,116.20x = 16,662,923.10 × 4,720,825.80
  4. Step 4: Simplify right side
    11,105,116.20x = 78,662,757,273,895.97
  5. Step 5: Solve for x
    x = 78,662,757,273,895.97/11,105,116.20
  6. Step 6: Final answer
    x = 7,083,469.98

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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.