Home / 4,812,460.20-7,218,690.30-4,493,595.60

Finding the Fourth Proportional to 4,812,460.20, 7,218,690.30 and 4,493,595.60

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Solution

The fourth proportional to 4,812,460.20, 7,218,690.30 and 4,493,595.60 is: 6,740,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,460.20 : 7,218,690.30 = 4,493,595.60 : x
  2. Step 2: Convert to fraction form
    4,812,460.20/7,218,690.30 = 4,493,595.60/x
  3. Step 3: Cross multiply
    4,812,460.20x = 7,218,690.30 × 4,493,595.60
  4. Step 4: Simplify right side
    4,812,460.20x = 32,437,874,969,842.68
  5. Step 5: Solve for x
    x = 32,437,874,969,842.68/4,812,460.20
  6. Step 6: Final answer
    x = 6,740,393.40

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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.