Home / 20,232,512.05-30,348,768.08-14,067,796.45

Finding the Fourth Proportional to 20,232,512.05, 30,348,768.08 and 14,067,796.45

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Solution

The fourth proportional to 20,232,512.05, 30,348,768.08 and 14,067,796.45 is: 21,101,694.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,232,512.05 : 30,348,768.08 = 14,067,796.45 : x
  2. Step 2: Convert to fraction form
    20,232,512.05/30,348,768.08 = 14,067,796.45/x
  3. Step 3: Cross multiply
    20,232,512.05x = 30,348,768.08 × 14,067,796.45
  4. Step 4: Simplify right side
    20,232,512.05x = 426,940,291,857,697.25
  5. Step 5: Solve for x
    x = 426,940,291,857,697.25/20,232,512.05
  6. Step 6: Final answer
    x = 21,101,694.68

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Similar ratio
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1.5x scale

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.