Home / 18,081,689.56-24,952,999.98-9,821,912.92

Finding the Fourth Proportional to 18,081,689.56, 24,952,999.98 and 9,821,912.92

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Solution

The fourth proportional to 18,081,689.56, 24,952,999.98 and 9,821,912.92 is: 13,554,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081,689.56 : 24,952,999.98 = 9,821,912.92 : x
  2. Step 2: Convert to fraction form
    18,081,689.56/24,952,999.98 = 9,821,912.92/x
  3. Step 3: Cross multiply
    18,081,689.56x = 24,952,999.98 × 9,821,912.92
  4. Step 4: Simplify right side
    18,081,689.56x = 245,086,192,896,321.75
  5. Step 5: Solve for x
    x = 245,086,192,896,321.75/18,081,689.56
  6. Step 6: Final answer
    x = 13,554,385.62

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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.