Home / 19,192,695.85-28,790,530.94-6,413,245.66

Finding the Fourth Proportional to 19,192,695.85, 28,790,530.94 and 6,413,245.66

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Solution

The fourth proportional to 19,192,695.85, 28,790,530.94 and 6,413,245.66 is: 9,620,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192,695.85 : 28,790,530.94 = 6,413,245.66 : x
  2. Step 2: Convert to fraction form
    19,192,695.85/28,790,530.94 = 6,413,245.66/x
  3. Step 3: Cross multiply
    19,192,695.85x = 28,790,530.94 × 6,413,245.66
  4. Step 4: Simplify right side
    19,192,695.85x = 184,640,747,600,050.72
  5. Step 5: Solve for x
    x = 184,640,747,600,050.72/19,192,695.85
  6. Step 6: Final answer
    x = 9,620,365.43

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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.