Home / 18,608,081.70-27,912,122.55-14,356,553.70

Finding the Fourth Proportional to 18,608,081.70, 27,912,122.55 and 14,356,553.70

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Solution

The fourth proportional to 18,608,081.70, 27,912,122.55 and 14,356,553.70 is: 21,534,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608,081.70 : 27,912,122.55 = 14,356,553.70 : x
  2. Step 2: Convert to fraction form
    18,608,081.70/27,912,122.55 = 14,356,553.70/x
  3. Step 3: Cross multiply
    18,608,081.70x = 27,912,122.55 × 14,356,553.70
  4. Step 4: Simplify right side
    18,608,081.70x = 400,721,886,270,055.94
  5. Step 5: Solve for x
    x = 400,721,886,270,055.94/18,608,081.70
  6. Step 6: Final answer
    x = 21,534,830.55

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1.5x scale

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.