Home / 12,414,709.82-18,621,847.40-5,586,450.22

Finding the Fourth Proportional to 12,414,709.82, 18,621,847.40 and 5,586,450.22

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Solution

The fourth proportional to 12,414,709.82, 18,621,847.40 and 5,586,450.22 is: 8,379,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,709.82 : 18,621,847.40 = 5,586,450.22 : x
  2. Step 2: Convert to fraction form
    12,414,709.82/18,621,847.40 = 5,586,450.22/x
  3. Step 3: Cross multiply
    12,414,709.82x = 18,621,847.40 × 5,586,450.22
  4. Step 4: Simplify right side
    12,414,709.82x = 104,030,023,531,305.28
  5. Step 5: Solve for x
    x = 104,030,023,531,305.28/12,414,709.82
  6. Step 6: Final answer
    x = 8,379,577.53

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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.