Home / 8,394,991.20-12,592,486.80-6,568,408.80

Finding the Fourth Proportional to 8,394,991.20, 12,592,486.80 and 6,568,408.80

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Solution

The fourth proportional to 8,394,991.20, 12,592,486.80 and 6,568,408.80 is: 9,852,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,991.20 : 12,592,486.80 = 6,568,408.80 : x
  2. Step 2: Convert to fraction form
    8,394,991.20/12,592,486.80 = 6,568,408.80/x
  3. Step 3: Cross multiply
    8,394,991.20x = 12,592,486.80 × 6,568,408.80
  4. Step 4: Simplify right side
    8,394,991.20x = 82,712,601,111,003.84
  5. Step 5: Solve for x
    x = 82,712,601,111,003.84/8,394,991.20
  6. Step 6: Final answer
    x = 9,852,613.20

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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.