Home / 11,801,634.40-17,702,451.60-8,148,469.60

Finding the Fourth Proportional to 11,801,634.40, 17,702,451.60 and 8,148,469.60

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Solution

The fourth proportional to 11,801,634.40, 17,702,451.60 and 8,148,469.60 is: 12,222,704.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801,634.40 : 17,702,451.60 = 8,148,469.60 : x
  2. Step 2: Convert to fraction form
    11,801,634.40/17,702,451.60 = 8,148,469.60/x
  3. Step 3: Cross multiply
    11,801,634.40x = 17,702,451.60 × 8,148,469.60
  4. Step 4: Simplify right side
    11,801,634.40x = 144,247,888,708,071.38
  5. Step 5: Solve for x
    x = 144,247,888,708,071.38/11,801,634.40
  6. Step 6: Final answer
    x = 12,222,704.40

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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.