Home / 19,305,181.92-26,631,296.88-12,328,525.92

Finding the Fourth Proportional to 19,305,181.92, 26,631,296.88 and 12,328,525.92

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Solution

The fourth proportional to 19,305,181.92, 26,631,296.88 and 12,328,525.92 is: 17,007,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305,181.92 : 26,631,296.88 = 12,328,525.92 : x
  2. Step 2: Convert to fraction form
    19,305,181.92/26,631,296.88 = 12,328,525.92/x
  3. Step 3: Cross multiply
    19,305,181.92x = 26,631,296.88 × 12,328,525.92
  4. Step 4: Simplify right side
    19,305,181.92x = 328,324,633,868,295.12
  5. Step 5: Solve for x
    x = 328,324,633,868,295.12/19,305,181.92
  6. Step 6: Final answer
    x = 17,007,072.78

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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.