Home / 13,906,067.40-20,852,102.70-8,228,032.20

Finding the Fourth Proportional to 13,906,067.40, 20,852,102.70 and 8,228,032.20

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Solution

The fourth proportional to 13,906,067.40, 20,852,102.70 and 8,228,032.20 is: 12,337,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,906,067.40 : 20,852,102.70 = 8,228,032.20 : x
  2. Step 2: Convert to fraction form
    13,906,067.40/20,852,102.70 = 8,228,032.20/x
  3. Step 3: Cross multiply
    13,906,067.40x = 20,852,102.70 × 8,228,032.20
  4. Step 4: Simplify right side
    13,906,067.40x = 171,571,772,453,306.94
  5. Step 5: Solve for x
    x = 171,571,772,453,306.94/13,906,067.40
  6. Step 6: Final answer
    x = 12,337,907.44

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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.