Home / 9,940,190.40-14,910,285.60-7,389,273.60

Finding the Fourth Proportional to 9,940,190.40, 14,910,285.60 and 7,389,273.60

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Solution

The fourth proportional to 9,940,190.40, 14,910,285.60 and 7,389,273.60 is: 11,083,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940,190.40 : 14,910,285.60 = 7,389,273.60 : x
  2. Step 2: Convert to fraction form
    9,940,190.40/14,910,285.60 = 7,389,273.60/x
  3. Step 3: Cross multiply
    9,940,190.40x = 14,910,285.60 × 7,389,273.60
  4. Step 4: Simplify right side
    9,940,190.40x = 110,176,179,752,540.16
  5. Step 5: Solve for x
    x = 110,176,179,752,540.16/9,940,190.40
  6. Step 6: Final answer
    x = 11,083,910.40

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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.