Home / 11,135,747.10-16,703,620.65-9,789,429.90

Finding the Fourth Proportional to 11,135,747.10, 16,703,620.65 and 9,789,429.90

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Solution

The fourth proportional to 11,135,747.10, 16,703,620.65 and 9,789,429.90 is: 14,684,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135,747.10 : 16,703,620.65 = 9,789,429.90 : x
  2. Step 2: Convert to fraction form
    11,135,747.10/16,703,620.65 = 9,789,429.90/x
  3. Step 3: Cross multiply
    11,135,747.10x = 16,703,620.65 × 9,789,429.90
  4. Step 4: Simplify right side
    11,135,747.10x = 163,518,923,429,367.44
  5. Step 5: Solve for x
    x = 163,518,923,429,367.44/11,135,747.10
  6. Step 6: Final answer
    x = 14,684,144.85

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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.