Home / 36,029,436.48-49,724,172-20,561,849.28

Finding the Fourth Proportional to 36,029,436.48, 49,724,172 and 20,561,849.28

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Solution

The fourth proportional to 36,029,436.48, 49,724,172 and 20,561,849.28 is: 28,377,377.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,029,436.48 : 49,724,172 = 20,561,849.28 : x
  2. Step 2: Convert to fraction form
    36,029,436.48/49,724,172 = 20,561,849.28/x
  3. Step 3: Cross multiply
    36,029,436.48x = 49,724,172 × 20,561,849.28
  4. Step 4: Simplify right side
    36,029,436.48x = 1,022,420,930,236,796.25
  5. Step 5: Solve for x
    x = 1,022,420,930,236,796.25/36,029,436.48
  6. Step 6: Final answer
    x = 28,377,377.78

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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.