Home / 27,529,805.80-41,257,383.90-18,405,965.80

Finding the Fourth Proportional to 27,529,805.80, 41,257,383.90 and 18,405,965.80

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Solution

The fourth proportional to 27,529,805.80, 41,257,383.90 and 18,405,965.80 is: 27,583,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,529,805.80 : 41,257,383.90 = 18,405,965.80 : x
  2. Step 2: Convert to fraction form
    27,529,805.80/41,257,383.90 = 18,405,965.80/x
  3. Step 3: Cross multiply
    27,529,805.80x = 41,257,383.90 × 18,405,965.80
  4. Step 4: Simplify right side
    27,529,805.80x = 759,381,997,060,870.62
  5. Step 5: Solve for x
    x = 759,381,997,060,870.62/27,529,805.80
  6. Step 6: Final answer
    x = 27,583,993.97

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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.