Home / 11,684,861.25-16,125,162.03-6,386,665.38

Finding the Fourth Proportional to 11,684,861.25, 16,125,162.03 and 6,386,665.38

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Solution

The fourth proportional to 11,684,861.25, 16,125,162.03 and 6,386,665.38 is: 8,813,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684,861.25 : 16,125,162.03 = 6,386,665.38 : x
  2. Step 2: Convert to fraction form
    11,684,861.25/16,125,162.03 = 6,386,665.38/x
  3. Step 3: Cross multiply
    11,684,861.25x = 16,125,162.03 × 6,386,665.38
  4. Step 4: Simplify right side
    11,684,861.25x = 102,986,014,083,891.52
  5. Step 5: Solve for x
    x = 102,986,014,083,891.52/11,684,861.25
  6. Step 6: Final answer
    x = 8,813,627.47

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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.