Home / 51,711,791.46-71,362,753.60-28,507,748.82

Finding the Fourth Proportional to 51,711,791.46, 71,362,753.60 and 28,507,748.82

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Solution

The fourth proportional to 51,711,791.46, 71,362,753.60 and 28,507,748.82 is: 39,340,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,711,791.46 : 71,362,753.60 = 28,507,748.82 : x
  2. Step 2: Convert to fraction form
    51,711,791.46/71,362,753.60 = 28,507,748.82/x
  3. Step 3: Cross multiply
    51,711,791.46x = 71,362,753.60 × 28,507,748.82
  4. Step 4: Simplify right side
    51,711,791.46x = 2,034,391,454,732,350.50
  5. Step 5: Solve for x
    x = 2,034,391,454,732,350.50/51,711,791.46
  6. Step 6: Final answer
    x = 39,340,958.75

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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.