Home / 8,181,588.60-12,269,711.88-2,715,215.04

Finding the Fourth Proportional to 8,181,588.60, 12,269,711.88 and 2,715,215.04

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Solution

The fourth proportional to 8,181,588.60, 12,269,711.88 and 2,715,215.04 is: 4,071,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,588.60 : 12,269,711.88 = 2,715,215.04 : x
  2. Step 2: Convert to fraction form
    8,181,588.60/12,269,711.88 = 2,715,215.04/x
  3. Step 3: Cross multiply
    8,181,588.60x = 12,269,711.88 × 2,715,215.04
  4. Step 4: Simplify right side
    8,181,588.60x = 33,314,906,233,042.68
  5. Step 5: Solve for x
    x = 33,314,906,233,042.68/8,181,588.60
  6. Step 6: Final answer
    x = 4,071,936.13

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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.