Home / 8,201,288.70-12,301,933.05-3,412,414.80

Finding the Fourth Proportional to 8,201,288.70, 12,301,933.05 and 3,412,414.80

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Solution

The fourth proportional to 8,201,288.70, 12,301,933.05 and 3,412,414.80 is: 5,118,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,288.70 : 12,301,933.05 = 3,412,414.80 : x
  2. Step 2: Convert to fraction form
    8,201,288.70/12,301,933.05 = 3,412,414.80/x
  3. Step 3: Cross multiply
    8,201,288.70x = 12,301,933.05 × 3,412,414.80
  4. Step 4: Simplify right side
    8,201,288.70x = 41,979,298,408,429.14
  5. Step 5: Solve for x
    x = 41,979,298,408,429.14/8,201,288.70
  6. Step 6: Final answer
    x = 5,118,622.20

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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.