Home / 5,284,478.64-7,292,594.52-3,109,103.76

Finding the Fourth Proportional to 5,284,478.64, 7,292,594.52 and 3,109,103.76

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Solution

The fourth proportional to 5,284,478.64, 7,292,594.52 and 3,109,103.76 is: 4,290,571.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,478.64 : 7,292,594.52 = 3,109,103.76 : x
  2. Step 2: Convert to fraction form
    5,284,478.64/7,292,594.52 = 3,109,103.76/x
  3. Step 3: Cross multiply
    5,284,478.64x = 7,292,594.52 × 3,109,103.76
  4. Step 4: Simplify right side
    5,284,478.64x = 22,673,433,042,287.39
  5. Step 5: Solve for x
    x = 22,673,433,042,287.39/5,284,478.64
  6. Step 6: Final answer
    x = 4,290,571.42

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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.