Home / 11,678,896.87-16,114,540.22-6,521,464.87

Finding the Fourth Proportional to 11,678,896.87, 16,114,540.22 and 6,521,464.87

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Solution

The fourth proportional to 11,678,896.87, 16,114,540.22 and 6,521,464.87 is: 8,998,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,678,896.87 : 16,114,540.22 = 6,521,464.87 : x
  2. Step 2: Convert to fraction form
    11,678,896.87/16,114,540.22 = 6,521,464.87/x
  3. Step 3: Cross multiply
    11,678,896.87x = 16,114,540.22 × 6,521,464.87
  4. Step 4: Simplify right side
    11,678,896.87x = 105,090,407,908,324.75
  5. Step 5: Solve for x
    x = 105,090,407,908,324.75/11,678,896.87
  6. Step 6: Final answer
    x = 8,998,316.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.