Home / 11,627,781-16,046,181.05-6,471,141.18

Finding the Fourth Proportional to 11,627,781, 16,046,181.05 and 6,471,141.18

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Solution

The fourth proportional to 11,627,781, 16,046,181.05 and 6,471,141.18 is: 8,930,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627,781 : 16,046,181.05 = 6,471,141.18 : x
  2. Step 2: Convert to fraction form
    11,627,781/16,046,181.05 = 6,471,141.18/x
  3. Step 3: Cross multiply
    11,627,781x = 16,046,181.05 × 6,471,141.18
  4. Step 4: Simplify right side
    11,627,781x = 103,837,102,942,034.92
  5. Step 5: Solve for x
    x = 103,837,102,942,034.92/11,627,781
  6. Step 6: Final answer
    x = 8,930,087.60

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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.