Home / 7,944,957.76-10,967,757.60-5,085,048.64

Finding the Fourth Proportional to 7,944,957.76, 10,967,757.60 and 5,085,048.64

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Solution

The fourth proportional to 7,944,957.76, 10,967,757.60 and 5,085,048.64 is: 7,019,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,944,957.76 : 10,967,757.60 = 5,085,048.64 : x
  2. Step 2: Convert to fraction form
    7,944,957.76/10,967,757.60 = 5,085,048.64/x
  3. Step 3: Cross multiply
    7,944,957.76x = 10,967,757.60 × 5,085,048.64
  4. Step 4: Simplify right side
    7,944,957.76x = 55,771,580,867,729.66
  5. Step 5: Solve for x
    x = 55,771,580,867,729.66/7,944,957.76
  6. Step 6: Final answer
    x = 7,019,745.42

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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.