Home / 6,965,376.24-9,611,691.90-3,909,000

Finding the Fourth Proportional to 6,965,376.24, 9,611,691.90 and 3,909,000

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Solution

The fourth proportional to 6,965,376.24, 9,611,691.90 and 3,909,000 is: 5,394,124.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,376.24 : 9,611,691.90 = 3,909,000 : x
  2. Step 2: Convert to fraction form
    6,965,376.24/9,611,691.90 = 3,909,000/x
  3. Step 3: Cross multiply
    6,965,376.24x = 9,611,691.90 × 3,909,000
  4. Step 4: Simplify right side
    6,965,376.24x = 37,572,103,637,100
  5. Step 5: Solve for x
    x = 37,572,103,637,100/6,965,376.24
  6. Step 6: Final answer
    x = 5,394,124.07

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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.