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Finding the Fourth Proportional to 6,791,980.52, 9,372,982.53 and 3,694,530.62

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Solution

The fourth proportional to 6,791,980.52, 9,372,982.53 and 3,694,530.62 is: 5,098,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791,980.52 : 9,372,982.53 = 3,694,530.62 : x
  2. Step 2: Convert to fraction form
    6,791,980.52/9,372,982.53 = 3,694,530.62/x
  3. Step 3: Cross multiply
    6,791,980.52x = 9,372,982.53 × 3,694,530.62
  4. Step 4: Simplify right side
    6,791,980.52x = 34,628,770,910,945.16
  5. Step 5: Solve for x
    x = 34,628,770,910,945.16/6,791,980.52
  6. Step 6: Final answer
    x = 5,098,479.13

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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.