Home / 6,965,355.24-9,611,662.91-3,908,979

Finding the Fourth Proportional to 6,965,355.24, 9,611,662.91 and 3,908,979

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Solution

The fourth proportional to 6,965,355.24, 9,611,662.91 and 3,908,979 is: 5,394,095.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,355.24 : 9,611,662.91 = 3,908,979 : x
  2. Step 2: Convert to fraction form
    6,965,355.24/9,611,662.91 = 3,908,979/x
  3. Step 3: Cross multiply
    6,965,355.24x = 9,611,662.91 × 3,908,979
  4. Step 4: Simplify right side
    6,965,355.24x = 37,571,788,450,723.99
  5. Step 5: Solve for x
    x = 37,571,788,450,723.99/6,965,355.24
  6. Step 6: Final answer
    x = 5,394,095.08

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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.