Home / 14,071,998.80-21,107,998.20-13,232,190.80

Finding the Fourth Proportional to 14,071,998.80, 21,107,998.20 and 13,232,190.80

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Solution

The fourth proportional to 14,071,998.80, 21,107,998.20 and 13,232,190.80 is: 19,848,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,071,998.80 : 21,107,998.20 = 13,232,190.80 : x
  2. Step 2: Convert to fraction form
    14,071,998.80/21,107,998.20 = 13,232,190.80/x
  3. Step 3: Cross multiply
    14,071,998.80x = 21,107,998.20 × 13,232,190.80
  4. Step 4: Simplify right side
    14,071,998.80x = 279,305,059,588,456.56
  5. Step 5: Solve for x
    x = 279,305,059,588,456.56/14,071,998.80
  6. Step 6: Final answer
    x = 19,848,286.20

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Similar ratio
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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.