Home / 6,970,890.97-9,620,046.08-3,831,097.66

Finding the Fourth Proportional to 6,970,890.97, 9,620,046.08 and 3,831,097.66

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Solution

The fourth proportional to 6,970,890.97, 9,620,046.08 and 3,831,097.66 is: 5,287,033.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970,890.97 : 9,620,046.08 = 3,831,097.66 : x
  2. Step 2: Convert to fraction form
    6,970,890.97/9,620,046.08 = 3,831,097.66/x
  3. Step 3: Cross multiply
    6,970,890.97x = 9,620,046.08 × 3,831,097.66
  4. Step 4: Simplify right side
    6,970,890.97x = 36,855,336,026,180.17
  5. Step 5: Solve for x
    x = 36,855,336,026,180.17/6,970,890.97
  6. Step 6: Final answer
    x = 5,287,033.78

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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.