Home / 6,517,999.20-9,776,990.16-3,676,821.60

Finding the Fourth Proportional to 6,517,999.20, 9,776,990.16 and 3,676,821.60

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Solution

The fourth proportional to 6,517,999.20, 9,776,990.16 and 3,676,821.60 is: 5,515,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,999.20 : 9,776,990.16 = 3,676,821.60 : x
  2. Step 2: Convert to fraction form
    6,517,999.20/9,776,990.16 = 3,676,821.60/x
  3. Step 3: Cross multiply
    6,517,999.20x = 9,776,990.16 × 3,676,821.60
  4. Step 4: Simplify right side
    6,517,999.20x = 35,948,248,603,275.46
  5. Step 5: Solve for x
    x = 35,948,248,603,275.46/6,517,999.20
  6. Step 6: Final answer
    x = 5,515,227.53

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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.