Home / 6,743,615.40-10,115,423.10-2,195,092.80

Finding the Fourth Proportional to 6,743,615.40, 10,115,423.10 and 2,195,092.80

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Solution

The fourth proportional to 6,743,615.40, 10,115,423.10 and 2,195,092.80 is: 3,292,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743,615.40 : 10,115,423.10 = 2,195,092.80 : x
  2. Step 2: Convert to fraction form
    6,743,615.40/10,115,423.10 = 2,195,092.80/x
  3. Step 3: Cross multiply
    6,743,615.40x = 10,115,423.10 × 2,195,092.80
  4. Step 4: Simplify right side
    6,743,615.40x = 22,204,292,415,763.68
  5. Step 5: Solve for x
    x = 22,204,292,415,763.68/6,743,615.40
  6. Step 6: Final answer
    x = 3,292,639.20

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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.