Home / 13,168,793.98-19,755,083.67-4,071,601.18

Finding the Fourth Proportional to 13,168,793.98, 19,755,083.67 and 4,071,601.18

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Solution

The fourth proportional to 13,168,793.98, 19,755,083.67 and 4,071,601.18 is: 6,107,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,793.98 : 19,755,083.67 = 4,071,601.18 : x
  2. Step 2: Convert to fraction form
    13,168,793.98/19,755,083.67 = 4,071,601.18/x
  3. Step 3: Cross multiply
    13,168,793.98x = 19,755,083.67 × 4,071,601.18
  4. Step 4: Simplify right side
    13,168,793.98x = 80,434,821,981,770.73
  5. Step 5: Solve for x
    x = 80,434,821,981,770.73/13,168,793.98
  6. Step 6: Final answer
    x = 6,107,986.97

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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.