Home / 5,150,460.60-7,725,690.90-3,958,399.80

Finding the Fourth Proportional to 5,150,460.60, 7,725,690.90 and 3,958,399.80

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Solution

The fourth proportional to 5,150,460.60, 7,725,690.90 and 3,958,399.80 is: 5,937,599.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,460.60 : 7,725,690.90 = 3,958,399.80 : x
  2. Step 2: Convert to fraction form
    5,150,460.60/7,725,690.90 = 3,958,399.80/x
  3. Step 3: Cross multiply
    5,150,460.60x = 7,725,690.90 × 3,958,399.80
  4. Step 4: Simplify right side
    5,150,460.60x = 30,581,373,313,421.82
  5. Step 5: Solve for x
    x = 30,581,373,313,421.82/5,150,460.60
  6. Step 6: Final answer
    x = 5,937,599.70

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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.