Home / 8,954,235.60-13,431,353.40-8,422,794.60

Finding the Fourth Proportional to 8,954,235.60, 13,431,353.40 and 8,422,794.60

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Solution

The fourth proportional to 8,954,235.60, 13,431,353.40 and 8,422,794.60 is: 12,634,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954,235.60 : 13,431,353.40 = 8,422,794.60 : x
  2. Step 2: Convert to fraction form
    8,954,235.60/13,431,353.40 = 8,422,794.60/x
  3. Step 3: Cross multiply
    8,954,235.60x = 13,431,353.40 × 8,422,794.60
  4. Step 4: Simplify right side
    8,954,235.60x = 113,129,530,888,211.64
  5. Step 5: Solve for x
    x = 113,129,530,888,211.64/8,954,235.60
  6. Step 6: Final answer
    x = 12,634,191.90

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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.