Home / 4,911,150.40-7,366,725.60-4,485,997.60

Finding the Fourth Proportional to 4,911,150.40, 7,366,725.60 and 4,485,997.60

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Solution

The fourth proportional to 4,911,150.40, 7,366,725.60 and 4,485,997.60 is: 6,728,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,150.40 : 7,366,725.60 = 4,485,997.60 : x
  2. Step 2: Convert to fraction form
    4,911,150.40/7,366,725.60 = 4,485,997.60/x
  3. Step 3: Cross multiply
    4,911,150.40x = 7,366,725.60 × 4,485,997.60
  4. Step 4: Simplify right side
    4,911,150.40x = 33,047,113,361,458.55
  5. Step 5: Solve for x
    x = 33,047,113,361,458.55/4,911,150.40
  6. Step 6: Final answer
    x = 6,728,996.40

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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.