Home / 8,541,615.27-12,815,634.08-5,085,349.29

Finding the Fourth Proportional to 8,541,615.27, 12,815,634.08 and 5,085,349.29

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Solution

The fourth proportional to 8,541,615.27, 12,815,634.08 and 5,085,349.29 is: 7,629,935.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541,615.27 : 12,815,634.08 = 5,085,349.29 : x
  2. Step 2: Convert to fraction form
    8,541,615.27/12,815,634.08 = 5,085,349.29/x
  3. Step 3: Cross multiply
    8,541,615.27x = 12,815,634.08 × 5,085,349.29
  4. Step 4: Simplify right side
    8,541,615.27x = 65,171,975,669,627.80
  5. Step 5: Solve for x
    x = 65,171,975,669,627.80/8,541,615.27
  6. Step 6: Final answer
    x = 7,629,935.75

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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.