Home / 51,530,101.38-71,111,687.52-29,503,938.64

Finding the Fourth Proportional to 51,530,101.38, 71,111,687.52 and 29,503,938.64

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Solution

The fourth proportional to 51,530,101.38, 71,111,687.52 and 29,503,938.64 is: 40,715,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,530,101.38 : 71,111,687.52 = 29,503,938.64 : x
  2. Step 2: Convert to fraction form
    51,530,101.38/71,111,687.52 = 29,503,938.64/x
  3. Step 3: Cross multiply
    51,530,101.38x = 71,111,687.52 × 29,503,938.64
  4. Step 4: Simplify right side
    51,530,101.38x = 2,098,074,865,176,933.75
  5. Step 5: Solve for x
    x = 2,098,074,865,176,933.75/51,530,101.38
  6. Step 6: Final answer
    x = 40,715,519.84

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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.