Home / 18,848,299.97-28,246,293.09-8,588,085.16

Finding the Fourth Proportional to 18,848,299.97, 28,246,293.09 and 8,588,085.16

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Solution

The fourth proportional to 18,848,299.97, 28,246,293.09 and 8,588,085.16 is: 12,870,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848,299.97 : 28,246,293.09 = 8,588,085.16 : x
  2. Step 2: Convert to fraction form
    18,848,299.97/28,246,293.09 = 8,588,085.16/x
  3. Step 3: Cross multiply
    18,848,299.97x = 28,246,293.09 × 8,588,085.16
  4. Step 4: Simplify right side
    18,848,299.97x = 242,581,570,370,008.06
  5. Step 5: Solve for x
    x = 242,581,570,370,008.06/18,848,299.97
  6. Step 6: Final answer
    x = 12,870,209.56

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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.