Home / 5,135,997.60-7,703,996.40-2,616,573.60

Finding the Fourth Proportional to 5,135,997.60, 7,703,996.40 and 2,616,573.60

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Solution

The fourth proportional to 5,135,997.60, 7,703,996.40 and 2,616,573.60 is: 3,924,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,997.60 : 7,703,996.40 = 2,616,573.60 : x
  2. Step 2: Convert to fraction form
    5,135,997.60/7,703,996.40 = 2,616,573.60/x
  3. Step 3: Cross multiply
    5,135,997.60x = 7,703,996.40 × 2,616,573.60
  4. Step 4: Simplify right side
    5,135,997.60x = 20,158,073,594,735.04
  5. Step 5: Solve for x
    x = 20,158,073,594,735.04/5,135,997.60
  6. Step 6: Final answer
    x = 3,924,860.40

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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.