Home / 51,585,481.96-71,187,962.38-28,380,110.68

Finding the Fourth Proportional to 51,585,481.96, 71,187,962.38 and 28,380,110.68

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Solution

The fourth proportional to 51,585,481.96, 71,187,962.38 and 28,380,110.68 is: 39,164,551.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,481.96 : 71,187,962.38 = 28,380,110.68 : x
  2. Step 2: Convert to fraction form
    51,585,481.96/71,187,962.38 = 28,380,110.68/x
  3. Step 3: Cross multiply
    51,585,481.96x = 71,187,962.38 × 28,380,110.68
  4. Step 4: Simplify right side
    51,585,481.96x = 2,020,322,251,428,076
  5. Step 5: Solve for x
    x = 2,020,322,251,428,076/51,585,481.96
  6. Step 6: Final answer
    x = 39,164,551.24

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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.