Home / 11,121,793.60-16,682,690.40-8,733,006.40

Finding the Fourth Proportional to 11,121,793.60, 16,682,690.40 and 8,733,006.40

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Solution

The fourth proportional to 11,121,793.60, 16,682,690.40 and 8,733,006.40 is: 13,099,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,793.60 : 16,682,690.40 = 8,733,006.40 : x
  2. Step 2: Convert to fraction form
    11,121,793.60/16,682,690.40 = 8,733,006.40/x
  3. Step 3: Cross multiply
    11,121,793.60x = 16,682,690.40 × 8,733,006.40
  4. Step 4: Simplify right side
    11,121,793.60x = 145,690,042,032,418.56
  5. Step 5: Solve for x
    x = 145,690,042,032,418.56/11,121,793.60
  6. Step 6: Final answer
    x = 13,099,509.60

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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.