Home / 18,072,815.10-27,130,217.85-10,892,456.70

Finding the Fourth Proportional to 18,072,815.10, 27,130,217.85 and 10,892,456.70

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Solution

The fourth proportional to 18,072,815.10, 27,130,217.85 and 10,892,456.70 is: 16,351,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,072,815.10 : 27,130,217.85 = 10,892,456.70 : x
  2. Step 2: Convert to fraction form
    18,072,815.10/27,130,217.85 = 10,892,456.70/x
  3. Step 3: Cross multiply
    18,072,815.10x = 27,130,217.85 × 10,892,456.70
  4. Step 4: Simplify right side
    18,072,815.10x = 295,514,723,192,692.06
  5. Step 5: Solve for x
    x = 295,514,723,192,692.06/18,072,815.10
  6. Step 6: Final answer
    x = 16,351,338.82

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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.