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Finding the Fourth Proportional to 6,794,392.60, 9,375,980.67 and 3,696,928.70

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Solution

The fourth proportional to 6,794,392.60, 9,375,980.67 and 3,696,928.70 is: 5,101,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,794,392.60 : 9,375,980.67 = 3,696,928.70 : x
  2. Step 2: Convert to fraction form
    6,794,392.60/9,375,980.67 = 3,696,928.70/x
  3. Step 3: Cross multiply
    6,794,392.60x = 9,375,980.67 × 3,696,928.70
  4. Step 4: Simplify right side
    6,794,392.60x = 34,662,332,053,008.18
  5. Step 5: Solve for x
    x = 34,662,332,053,008.18/6,794,392.60
  6. Step 6: Final answer
    x = 5,101,608.65

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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.