Home / 6,629,883.80-9,148,745.05-3,728,714.17

Finding the Fourth Proportional to 6,629,883.80, 9,148,745.05 and 3,728,714.17

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Solution

The fourth proportional to 6,629,883.80, 9,148,745.05 and 3,728,714.17 is: 5,145,347.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,883.80 : 9,148,745.05 = 3,728,714.17 : x
  2. Step 2: Convert to fraction form
    6,629,883.80/9,148,745.05 = 3,728,714.17/x
  3. Step 3: Cross multiply
    6,629,883.80x = 9,148,745.05 × 3,728,714.17
  4. Step 4: Simplify right side
    6,629,883.80x = 34,113,055,273,458.71
  5. Step 5: Solve for x
    x = 34,113,055,273,458.71/6,629,883.80
  6. Step 6: Final answer
    x = 5,145,347.38

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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.