Home / 26,204,890.20-39,307,335.30-9,163,786.20

Finding the Fourth Proportional to 26,204,890.20, 39,307,335.30 and 9,163,786.20

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Solution

The fourth proportional to 26,204,890.20, 39,307,335.30 and 9,163,786.20 is: 13,745,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,204,890.20 : 39,307,335.30 = 9,163,786.20 : x
  2. Step 2: Convert to fraction form
    26,204,890.20/39,307,335.30 = 9,163,786.20/x
  3. Step 3: Cross multiply
    26,204,890.20x = 39,307,335.30 × 9,163,786.20
  4. Step 4: Simplify right side
    26,204,890.20x = 360,204,016,780,912.81
  5. Step 5: Solve for x
    x = 360,204,016,780,912.81/26,204,890.20
  6. Step 6: Final answer
    x = 13,745,679.30

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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.