Home / 16,982,690.40-25,474,035.60-11,313,986.40

Finding the Fourth Proportional to 16,982,690.40, 25,474,035.60 and 11,313,986.40

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Solution

The fourth proportional to 16,982,690.40, 25,474,035.60 and 11,313,986.40 is: 16,970,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,982,690.40 : 25,474,035.60 = 11,313,986.40 : x
  2. Step 2: Convert to fraction form
    16,982,690.40/25,474,035.60 = 11,313,986.40/x
  3. Step 3: Cross multiply
    16,982,690.40x = 25,474,035.60 × 11,313,986.40
  4. Step 4: Simplify right side
    16,982,690.40x = 288,212,892,331,515.88
  5. Step 5: Solve for x
    x = 288,212,892,331,515.88/16,982,690.40
  6. Step 6: Final answer
    x = 16,970,979.60

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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.