Home / 13,610,911.95-20,415,839.78-3,375,797.31

Finding the Fourth Proportional to 13,610,911.95, 20,415,839.78 and 3,375,797.31

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Solution

The fourth proportional to 13,610,911.95, 20,415,839.78 and 3,375,797.31 is: 5,063,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,911.95 : 20,415,839.78 = 3,375,797.31 : x
  2. Step 2: Convert to fraction form
    13,610,911.95/20,415,839.78 = 3,375,797.31/x
  3. Step 3: Cross multiply
    13,610,911.95x = 20,415,839.78 × 3,375,797.31
  4. Step 4: Simplify right side
    13,610,911.95x = 68,919,736,993,836
  5. Step 5: Solve for x
    x = 68,919,736,993,836/13,610,911.95
  6. Step 6: Final answer
    x = 5,063,564.97

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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.