Home / 7,521,982.44-10,380,044.64-4,084,144.80

Finding the Fourth Proportional to 7,521,982.44, 10,380,044.64 and 4,084,144.80

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Solution

The fourth proportional to 7,521,982.44, 10,380,044.64 and 4,084,144.80 is: 5,635,961.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521,982.44 : 10,380,044.64 = 4,084,144.80 : x
  2. Step 2: Convert to fraction form
    7,521,982.44/10,380,044.64 = 4,084,144.80/x
  3. Step 3: Cross multiply
    7,521,982.44x = 10,380,044.64 × 4,084,144.80
  4. Step 4: Simplify right side
    7,521,982.44x = 42,393,605,340,223.88
  5. Step 5: Solve for x
    x = 42,393,605,340,223.88/7,521,982.44
  6. Step 6: Final answer
    x = 5,635,961.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.