Home / 4,674,816.60-7,012,224.90-4,485,859.80

Finding the Fourth Proportional to 4,674,816.60, 7,012,224.90 and 4,485,859.80

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Solution

The fourth proportional to 4,674,816.60, 7,012,224.90 and 4,485,859.80 is: 6,728,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,816.60 : 7,012,224.90 = 4,485,859.80 : x
  2. Step 2: Convert to fraction form
    4,674,816.60/7,012,224.90 = 4,485,859.80/x
  3. Step 3: Cross multiply
    4,674,816.60x = 7,012,224.90 × 4,485,859.80
  4. Step 4: Simplify right side
    4,674,816.60x = 31,455,857,787,469.02
  5. Step 5: Solve for x
    x = 31,455,857,787,469.02/4,674,816.60
  6. Step 6: Final answer
    x = 6,728,789.70

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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.