Home / 16,767,209.40-25,150,814.10-7,679,568.30

Finding the Fourth Proportional to 16,767,209.40, 25,150,814.10 and 7,679,568.30

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Solution

The fourth proportional to 16,767,209.40, 25,150,814.10 and 7,679,568.30 is: 11,519,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767,209.40 : 25,150,814.10 = 7,679,568.30 : x
  2. Step 2: Convert to fraction form
    16,767,209.40/25,150,814.10 = 7,679,568.30/x
  3. Step 3: Cross multiply
    16,767,209.40x = 25,150,814.10 × 7,679,568.30
  4. Step 4: Simplify right side
    16,767,209.40x = 193,147,394,681,553.03
  5. Step 5: Solve for x
    x = 193,147,394,681,553.03/16,767,209.40
  6. Step 6: Final answer
    x = 11,519,352.45

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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.