Home / 18,144,553.20-27,207,380.14-8,557,357.56

Finding the Fourth Proportional to 18,144,553.20, 27,207,380.14 and 8,557,357.56

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Solution

The fourth proportional to 18,144,553.20, 27,207,380.14 and 8,557,357.56 is: 12,831,579.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,553.20 : 27,207,380.14 = 8,557,357.56 : x
  2. Step 2: Convert to fraction form
    18,144,553.20/27,207,380.14 = 8,557,357.56/x
  3. Step 3: Cross multiply
    18,144,553.20x = 27,207,380.14 × 8,557,357.56
  4. Step 4: Simplify right side
    18,144,553.20x = 232,823,280,128,822.88
  5. Step 5: Solve for x
    x = 232,823,280,128,822.88/18,144,553.20
  6. Step 6: Final answer
    x = 12,831,579.68

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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.