Home / 13,747,799.30-20,621,695.86-3,512,678.27

Finding the Fourth Proportional to 13,747,799.30, 20,621,695.86 and 3,512,678.27

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Solution

The fourth proportional to 13,747,799.30, 20,621,695.86 and 3,512,678.27 is: 5,269,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,799.30 : 20,621,695.86 = 3,512,678.27 : x
  2. Step 2: Convert to fraction form
    13,747,799.30/20,621,695.86 = 3,512,678.27/x
  3. Step 3: Cross multiply
    13,747,799.30x = 20,621,695.86 × 3,512,678.27
  4. Step 4: Simplify right side
    13,747,799.30x = 72,437,382,834,862.48
  5. Step 5: Solve for x
    x = 72,437,382,834,862.48/13,747,799.30
  6. Step 6: Final answer
    x = 5,269,016.61

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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.