Home / 22,665,179.20-31,277,035.20-12,351,679.60

Finding the Fourth Proportional to 22,665,179.20, 31,277,035.20 and 12,351,679.60

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Solution

The fourth proportional to 22,665,179.20, 31,277,035.20 and 12,351,679.60 is: 17,044,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665,179.20 : 31,277,035.20 = 12,351,679.60 : x
  2. Step 2: Convert to fraction form
    22,665,179.20/31,277,035.20 = 12,351,679.60/x
  3. Step 3: Cross multiply
    22,665,179.20x = 31,277,035.20 × 12,351,679.60
  4. Step 4: Simplify right side
    22,665,179.20x = 386,323,917,628,321.88
  5. Step 5: Solve for x
    x = 386,323,917,628,321.88/22,665,179.20
  6. Step 6: Final answer
    x = 17,044,820.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.