Home / 13,610,911.20-20,415,838.65-3,375,796.56

Finding the Fourth Proportional to 13,610,911.20, 20,415,838.65 and 3,375,796.56

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Solution

The fourth proportional to 13,610,911.20, 20,415,838.65 and 3,375,796.56 is: 5,063,563.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,911.20 : 20,415,838.65 = 3,375,796.56 : x
  2. Step 2: Convert to fraction form
    13,610,911.20/20,415,838.65 = 3,375,796.56/x
  3. Step 3: Cross multiply
    13,610,911.20x = 20,415,838.65 × 3,375,796.56
  4. Step 4: Simplify right side
    13,610,911.20x = 68,919,717,884,185.04
  5. Step 5: Solve for x
    x = 68,919,717,884,185.04/13,610,911.20
  6. Step 6: Final answer
    x = 5,063,563.85

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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.