Home / 13,443,609.60-20,165,414.40-11,081,649.60

Finding the Fourth Proportional to 13,443,609.60, 20,165,414.40 and 11,081,649.60

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Solution

The fourth proportional to 13,443,609.60, 20,165,414.40 and 11,081,649.60 is: 16,622,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,443,609.60 : 20,165,414.40 = 11,081,649.60 : x
  2. Step 2: Convert to fraction form
    13,443,609.60/20,165,414.40 = 11,081,649.60/x
  3. Step 3: Cross multiply
    13,443,609.60x = 20,165,414.40 × 11,081,649.60
  4. Step 4: Simplify right side
    13,443,609.60x = 223,466,056,419,594.22
  5. Step 5: Solve for x
    x = 223,466,056,419,594.22/13,443,609.60
  6. Step 6: Final answer
    x = 16,622,474.40

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1.5x scale

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.