Home / 12,396,268.16-17,101,930.88-7,168,310.24

Finding the Fourth Proportional to 12,396,268.16, 17,101,930.88 and 7,168,310.24

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Solution

The fourth proportional to 12,396,268.16, 17,101,930.88 and 7,168,310.24 is: 9,889,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,268.16 : 17,101,930.88 = 7,168,310.24 : x
  2. Step 2: Convert to fraction form
    12,396,268.16/17,101,930.88 = 7,168,310.24/x
  3. Step 3: Cross multiply
    12,396,268.16x = 17,101,930.88 × 7,168,310.24
  4. Step 4: Simplify right side
    12,396,268.16x = 122,591,946,250,876.20
  5. Step 5: Solve for x
    x = 122,591,946,250,876.20/12,396,268.16
  6. Step 6: Final answer
    x = 9,889,423.55

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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.