Home / 6,629,566.72-9,148,710.12-3,728,959.52

Finding the Fourth Proportional to 6,629,566.72, 9,148,710.12 and 3,728,959.52

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Solution

The fourth proportional to 6,629,566.72, 9,148,710.12 and 3,728,959.52 is: 5,145,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,566.72 : 9,148,710.12 = 3,728,959.52 : x
  2. Step 2: Convert to fraction form
    6,629,566.72/9,148,710.12 = 3,728,959.52/x
  3. Step 3: Cross multiply
    6,629,566.72x = 9,148,710.12 × 3,728,959.52
  4. Step 4: Simplify right side
    6,629,566.72x = 34,115,169,697,694.34
  5. Step 5: Solve for x
    x = 34,115,169,697,694.34/6,629,566.72
  6. Step 6: Final answer
    x = 5,145,912.42

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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.