Home / 17,391,007.20-26,086,510.80-12,262,601.55

Finding the Fourth Proportional to 17,391,007.20, 26,086,510.80 and 12,262,601.55

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Solution

The fourth proportional to 17,391,007.20, 26,086,510.80 and 12,262,601.55 is: 18,393,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391,007.20 : 26,086,510.80 = 12,262,601.55 : x
  2. Step 2: Convert to fraction form
    17,391,007.20/26,086,510.80 = 12,262,601.55/x
  3. Step 3: Cross multiply
    17,391,007.20x = 26,086,510.80 × 12,262,601.55
  4. Step 4: Simplify right side
    17,391,007.20x = 319,888,487,770,171.75
  5. Step 5: Solve for x
    x = 319,888,487,770,171.75/17,391,007.20
  6. Step 6: Final answer
    x = 18,393,902.33

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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.