Home / 18,177,222.16-25,086,771.66-13,279,993.35

Finding the Fourth Proportional to 18,177,222.16, 25,086,771.66 and 13,279,993.35

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Solution

The fourth proportional to 18,177,222.16, 25,086,771.66 and 13,279,993.35 is: 18,328,001.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,177,222.16 : 25,086,771.66 = 13,279,993.35 : x
  2. Step 2: Convert to fraction form
    18,177,222.16/25,086,771.66 = 13,279,993.35/x
  3. Step 3: Cross multiply
    18,177,222.16x = 25,086,771.66 × 13,279,993.35
  4. Step 4: Simplify right side
    18,177,222.16x = 333,152,160,817,768.44
  5. Step 5: Solve for x
    x = 333,152,160,817,768.44/18,177,222.16
  6. Step 6: Final answer
    x = 18,328,001.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.