Home / 51,975,443.97-71,725,241.75-28,770,071.49

Finding the Fourth Proportional to 51,975,443.97, 71,725,241.75 and 28,770,071.49

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Solution

The fourth proportional to 51,975,443.97, 71,725,241.75 and 28,770,071.49 is: 39,702,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,975,443.97 : 71,725,241.75 = 28,770,071.49 : x
  2. Step 2: Convert to fraction form
    51,975,443.97/71,725,241.75 = 28,770,071.49/x
  3. Step 3: Cross multiply
    51,975,443.97x = 71,725,241.75 × 28,770,071.49
  4. Step 4: Simplify right side
    51,975,443.97x = 2,063,540,332,641,182.25
  5. Step 5: Solve for x
    x = 2,063,540,332,641,182.25/51,975,443.97
  6. Step 6: Final answer
    x = 39,702,216.57

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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.