Home / 6,965,390.49-9,611,711.55-3,909,014.25

Finding the Fourth Proportional to 6,965,390.49, 9,611,711.55 and 3,909,014.25

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Solution

The fourth proportional to 6,965,390.49, 9,611,711.55 and 3,909,014.25 is: 5,394,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,390.49 : 9,611,711.55 = 3,909,014.25 : x
  2. Step 2: Convert to fraction form
    6,965,390.49/9,611,711.55 = 3,909,014.25/x
  3. Step 3: Cross multiply
    6,965,390.49x = 9,611,711.55 × 3,909,014.25
  4. Step 4: Simplify right side
    6,965,390.49x = 37,572,317,415,839.59
  5. Step 5: Solve for x
    x = 37,572,317,415,839.59/6,965,390.49
  6. Step 6: Final answer
    x = 5,394,143.73

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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.