Home / 5,388,662.40-8,082,993.60-4,857,221.40

Finding the Fourth Proportional to 5,388,662.40, 8,082,993.60 and 4,857,221.40

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Solution

The fourth proportional to 5,388,662.40, 8,082,993.60 and 4,857,221.40 is: 7,285,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,662.40 : 8,082,993.60 = 4,857,221.40 : x
  2. Step 2: Convert to fraction form
    5,388,662.40/8,082,993.60 = 4,857,221.40/x
  3. Step 3: Cross multiply
    5,388,662.40x = 8,082,993.60 × 4,857,221.40
  4. Step 4: Simplify right side
    5,388,662.40x = 39,260,889,489,983.04
  5. Step 5: Solve for x
    x = 39,260,889,489,983.04/5,388,662.40
  6. Step 6: Final answer
    x = 7,285,832.10

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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.