Home / 8,861,287.89-12,228,274.97-4,887,716.56

Finding the Fourth Proportional to 8,861,287.89, 12,228,274.97 and 4,887,716.56

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Solution

The fourth proportional to 8,861,287.89, 12,228,274.97 and 4,887,716.56 is: 6,744,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,287.89 : 12,228,274.97 = 4,887,716.56 : x
  2. Step 2: Convert to fraction form
    8,861,287.89/12,228,274.97 = 4,887,716.56/x
  3. Step 3: Cross multiply
    8,861,287.89x = 12,228,274.97 × 4,887,716.56
  4. Step 4: Simplify right side
    8,861,287.89x = 59,768,342,071,102.50
  5. Step 5: Solve for x
    x = 59,768,342,071,102.50/8,861,287.89
  6. Step 6: Final answer
    x = 6,744,882.10

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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.