Home / 27,619,007.40-41,428,511.10-8,449,806.60

Finding the Fourth Proportional to 27,619,007.40, 41,428,511.10 and 8,449,806.60

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Solution

The fourth proportional to 27,619,007.40, 41,428,511.10 and 8,449,806.60 is: 12,674,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,619,007.40 : 41,428,511.10 = 8,449,806.60 : x
  2. Step 2: Convert to fraction form
    27,619,007.40/41,428,511.10 = 8,449,806.60/x
  3. Step 3: Cross multiply
    27,619,007.40x = 41,428,511.10 × 8,449,806.60
  4. Step 4: Simplify right side
    27,619,007.40x = 350,062,906,520,953.25
  5. Step 5: Solve for x
    x = 350,062,906,520,953.25/27,619,007.40
  6. Step 6: Final answer
    x = 12,674,709.90

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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.