Home / 19,783,091.32-27,313,989.55-12,352,069.04

Finding the Fourth Proportional to 19,783,091.32, 27,313,989.55 and 12,352,069.04

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Solution

The fourth proportional to 19,783,091.32, 27,313,989.55 and 12,352,069.04 is: 17,054,174.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783,091.32 : 27,313,989.55 = 12,352,069.04 : x
  2. Step 2: Convert to fraction form
    19,783,091.32/27,313,989.55 = 12,352,069.04/x
  3. Step 3: Cross multiply
    19,783,091.32x = 27,313,989.55 × 12,352,069.04
  4. Step 4: Simplify right side
    19,783,091.32x = 337,384,284,511,988.44
  5. Step 5: Solve for x
    x = 337,384,284,511,988.44/19,783,091.32
  6. Step 6: Final answer
    x = 17,054,174.15

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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.