Home / 18,103,617.70-27,119,997.15-10,893,734.80

Finding the Fourth Proportional to 18,103,617.70, 27,119,997.15 and 10,893,734.80

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Solution

The fourth proportional to 18,103,617.70, 27,119,997.15 and 10,893,734.80 is: 16,319,282.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,103,617.70 : 27,119,997.15 = 10,893,734.80 : x
  2. Step 2: Convert to fraction form
    18,103,617.70/27,119,997.15 = 10,893,734.80/x
  3. Step 3: Cross multiply
    18,103,617.70x = 27,119,997.15 × 10,893,734.80
  4. Step 4: Simplify right side
    18,103,617.70x = 295,438,056,728,855.81
  5. Step 5: Solve for x
    x = 295,438,056,728,855.81/18,103,617.70
  6. Step 6: Final answer
    x = 16,319,282.79

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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.