Home / 11,167,715.72-15,411,821.92-6,206,366.14

Finding the Fourth Proportional to 11,167,715.72, 15,411,821.92 and 6,206,366.14

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Solution

The fourth proportional to 11,167,715.72, 15,411,821.92 and 6,206,366.14 is: 8,564,993.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,715.72 : 15,411,821.92 = 6,206,366.14 : x
  2. Step 2: Convert to fraction form
    11,167,715.72/15,411,821.92 = 6,206,366.14/x
  3. Step 3: Cross multiply
    11,167,715.72x = 15,411,821.92 × 6,206,366.14
  4. Step 4: Simplify right side
    11,167,715.72x = 95,651,409,719,997.78
  5. Step 5: Solve for x
    x = 95,651,409,719,997.78/11,167,715.72
  6. Step 6: Final answer
    x = 8,564,993.25

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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.