Home / 7,380,441.60-11,070,662.40-4,357,132.80

Finding the Fourth Proportional to 7,380,441.60, 11,070,662.40 and 4,357,132.80

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Solution

The fourth proportional to 7,380,441.60, 11,070,662.40 and 4,357,132.80 is: 6,535,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,441.60 : 11,070,662.40 = 4,357,132.80 : x
  2. Step 2: Convert to fraction form
    7,380,441.60/11,070,662.40 = 4,357,132.80/x
  3. Step 3: Cross multiply
    7,380,441.60x = 11,070,662.40 × 4,357,132.80
  4. Step 4: Simplify right side
    7,380,441.60x = 48,236,346,260,766.72
  5. Step 5: Solve for x
    x = 48,236,346,260,766.72/7,380,441.60
  6. Step 6: Final answer
    x = 6,535,699.20

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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.