Home / 5,195,999.70-7,793,999.55-3,936,287.70

Finding the Fourth Proportional to 5,195,999.70, 7,793,999.55 and 3,936,287.70

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Solution

The fourth proportional to 5,195,999.70, 7,793,999.55 and 3,936,287.70 is: 5,904,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,999.70 : 7,793,999.55 = 3,936,287.70 : x
  2. Step 2: Convert to fraction form
    5,195,999.70/7,793,999.55 = 3,936,287.70/x
  3. Step 3: Cross multiply
    5,195,999.70x = 7,793,999.55 × 3,936,287.70
  4. Step 4: Simplify right side
    5,195,999.70x = 30,679,424,562,470.54
  5. Step 5: Solve for x
    x = 30,679,424,562,470.54/5,195,999.70
  6. Step 6: Final answer
    x = 5,904,431.55

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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.