Home / 6,448,152.60-9,658,232.10-5,328,408.60

Finding the Fourth Proportional to 6,448,152.60, 9,658,232.10 and 5,328,408.60

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Solution

The fourth proportional to 6,448,152.60, 9,658,232.10 and 5,328,408.60 is: 7,981,046.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,152.60 : 9,658,232.10 = 5,328,408.60 : x
  2. Step 2: Convert to fraction form
    6,448,152.60/9,658,232.10 = 5,328,408.60/x
  3. Step 3: Cross multiply
    6,448,152.60x = 9,658,232.10 × 5,328,408.60
  4. Step 4: Simplify right side
    6,448,152.60x = 51,463,006,982,436.05
  5. Step 5: Solve for x
    x = 51,463,006,982,436.05/6,448,152.60
  6. Step 6: Final answer
    x = 7,981,046.69

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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.