Home / 6,517,866.30-9,781,465.05-3,674,960.70

Finding the Fourth Proportional to 6,517,866.30, 9,781,465.05 and 3,674,960.70

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Solution

The fourth proportional to 6,517,866.30, 9,781,465.05 and 3,674,960.70 is: 5,515,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,866.30 : 9,781,465.05 = 3,674,960.70 : x
  2. Step 2: Convert to fraction form
    6,517,866.30/9,781,465.05 = 3,674,960.70/x
  3. Step 3: Cross multiply
    6,517,866.30x = 9,781,465.05 × 3,674,960.70
  4. Step 4: Simplify right side
    6,517,866.30x = 35,946,499,647,173.54
  5. Step 5: Solve for x
    x = 35,946,499,647,173.54/6,517,866.30
  6. Step 6: Final answer
    x = 5,515,071.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.