Home / 5,388,046.40-8,082,069.60-3,148,558.40

Finding the Fourth Proportional to 5,388,046.40, 8,082,069.60 and 3,148,558.40

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Solution

The fourth proportional to 5,388,046.40, 8,082,069.60 and 3,148,558.40 is: 4,722,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,046.40 : 8,082,069.60 = 3,148,558.40 : x
  2. Step 2: Convert to fraction form
    5,388,046.40/8,082,069.60 = 3,148,558.40/x
  3. Step 3: Cross multiply
    5,388,046.40x = 8,082,069.60 × 3,148,558.40
  4. Step 4: Simplify right side
    5,388,046.40x = 25,446,868,128,464.64
  5. Step 5: Solve for x
    x = 25,446,868,128,464.64/5,388,046.40
  6. Step 6: Final answer
    x = 4,722,837.60

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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.