Home / 11,285,999.20-16,928,998.80-11,223,013.60

Finding the Fourth Proportional to 11,285,999.20, 16,928,998.80 and 11,223,013.60

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Solution

The fourth proportional to 11,285,999.20, 16,928,998.80 and 11,223,013.60 is: 16,834,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,999.20 : 16,928,998.80 = 11,223,013.60 : x
  2. Step 2: Convert to fraction form
    11,285,999.20/16,928,998.80 = 11,223,013.60/x
  3. Step 3: Cross multiply
    11,285,999.20x = 16,928,998.80 × 11,223,013.60
  4. Step 4: Simplify right side
    11,285,999.20x = 189,994,383,766,783.69
  5. Step 5: Solve for x
    x = 189,994,383,766,783.69/11,285,999.20
  6. Step 6: Final answer
    x = 16,834,520.40

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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.