Home / 11,206,608.80-16,809,913.20-9,789,432.80

Finding the Fourth Proportional to 11,206,608.80, 16,809,913.20 and 9,789,432.80

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Solution

The fourth proportional to 11,206,608.80, 16,809,913.20 and 9,789,432.80 is: 14,684,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206,608.80 : 16,809,913.20 = 9,789,432.80 : x
  2. Step 2: Convert to fraction form
    11,206,608.80/16,809,913.20 = 9,789,432.80/x
  3. Step 3: Cross multiply
    11,206,608.80x = 16,809,913.20 × 9,789,432.80
  4. Step 4: Simplify right side
    11,206,608.80x = 164,559,515,645,232.97
  5. Step 5: Solve for x
    x = 164,559,515,645,232.97/11,206,608.80
  6. Step 6: Final answer
    x = 14,684,149.20

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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.