Home / 7,711,712.97-11,567,568.75-3,393,763.20

Finding the Fourth Proportional to 7,711,712.97, 11,567,568.75 and 3,393,763.20

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Solution

The fourth proportional to 7,711,712.97, 11,567,568.75 and 3,393,763.20 is: 5,090,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,712.97 : 11,567,568.75 = 3,393,763.20 : x
  2. Step 2: Convert to fraction form
    7,711,712.97/11,567,568.75 = 3,393,763.20/x
  3. Step 3: Cross multiply
    7,711,712.97x = 11,567,568.75 × 3,393,763.20
  4. Step 4: Simplify right side
    7,711,712.97x = 39,257,589,137,220
  5. Step 5: Solve for x
    x = 39,257,589,137,220/7,711,712.97
  6. Step 6: Final answer
    x = 5,090,644.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.