Home / 7,923,412.62-11,880,739.44-2,456,991.54

Finding the Fourth Proportional to 7,923,412.62, 11,880,739.44 and 2,456,991.54

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Solution

The fourth proportional to 7,923,412.62, 11,880,739.44 and 2,456,991.54 is: 3,684,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923,412.62 : 11,880,739.44 = 2,456,991.54 : x
  2. Step 2: Convert to fraction form
    7,923,412.62/11,880,739.44 = 2,456,991.54/x
  3. Step 3: Cross multiply
    7,923,412.62x = 11,880,739.44 × 2,456,991.54
  4. Step 4: Simplify right side
    7,923,412.62x = 29,190,876,293,024.34
  5. Step 5: Solve for x
    x = 29,190,876,293,024.34/7,923,412.62
  6. Step 6: Final answer
    x = 3,684,129.26

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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.