Home / 6,517,826.30-9,781,405.05-3,674,920.70

Finding the Fourth Proportional to 6,517,826.30, 9,781,405.05 and 3,674,920.70

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Solution

The fourth proportional to 6,517,826.30, 9,781,405.05 and 3,674,920.70 is: 5,515,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,826.30 : 9,781,405.05 = 3,674,920.70 : x
  2. Step 2: Convert to fraction form
    6,517,826.30/9,781,405.05 = 3,674,920.70/x
  3. Step 3: Cross multiply
    6,517,826.30x = 9,781,405.05 × 3,674,920.70
  4. Step 4: Simplify right side
    6,517,826.30x = 35,945,887,893,329.54
  5. Step 5: Solve for x
    x = 35,945,887,893,329.54/6,517,826.30
  6. Step 6: Final answer
    x = 5,515,011.64

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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.