Home / 12,394,584.55-17,104,942.05-6,888,191.49

Finding the Fourth Proportional to 12,394,584.55, 17,104,942.05 and 6,888,191.49

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Solution

The fourth proportional to 12,394,584.55, 17,104,942.05 and 6,888,191.49 is: 9,505,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,584.55 : 17,104,942.05 = 6,888,191.49 : x
  2. Step 2: Convert to fraction form
    12,394,584.55/17,104,942.05 = 6,888,191.49/x
  3. Step 3: Cross multiply
    12,394,584.55x = 17,104,942.05 × 6,888,191.49
  4. Step 4: Simplify right side
    12,394,584.55x = 117,822,116,265,753.16
  5. Step 5: Solve for x
    x = 117,822,116,265,753.16/12,394,584.55
  6. Step 6: Final answer
    x = 9,505,935.10

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1.5x scale

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.