Home / 12,394,519.60-18,591,779.40-8,568,144.40

Finding the Fourth Proportional to 12,394,519.60, 18,591,779.40 and 8,568,144.40

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Solution

The fourth proportional to 12,394,519.60, 18,591,779.40 and 8,568,144.40 is: 12,852,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,519.60 : 18,591,779.40 = 8,568,144.40 : x
  2. Step 2: Convert to fraction form
    12,394,519.60/18,591,779.40 = 8,568,144.40/x
  3. Step 3: Cross multiply
    12,394,519.60x = 18,591,779.40 × 8,568,144.40
  4. Step 4: Simplify right side
    12,394,519.60x = 159,297,050,552,145.34
  5. Step 5: Solve for x
    x = 159,297,050,552,145.34/12,394,519.60
  6. Step 6: Final answer
    x = 12,852,216.60

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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.