Home / 10,906,755.20-16,359,979.20-4,923,113.60

Finding the Fourth Proportional to 10,906,755.20, 16,359,979.20 and 4,923,113.60

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Solution

The fourth proportional to 10,906,755.20, 16,359,979.20 and 4,923,113.60 is: 7,384,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,906,755.20 : 16,359,979.20 = 4,923,113.60 : x
  2. Step 2: Convert to fraction form
    10,906,755.20/16,359,979.20 = 4,923,113.60/x
  3. Step 3: Cross multiply
    10,906,755.20x = 16,359,979.20 × 4,923,113.60
  4. Step 4: Simplify right side
    10,906,755.20x = 80,542,036,095,237.11
  5. Step 5: Solve for x
    x = 80,542,036,095,237.11/10,906,755.20
  6. Step 6: Final answer
    x = 7,384,601.07

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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.