Home / 22,146,215.20-33,219,322.80-12,068,519.20

Finding the Fourth Proportional to 22,146,215.20, 33,219,322.80 and 12,068,519.20

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Solution

The fourth proportional to 22,146,215.20, 33,219,322.80 and 12,068,519.20 is: 18,102,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146,215.20 : 33,219,322.80 = 12,068,519.20 : x
  2. Step 2: Convert to fraction form
    22,146,215.20/33,219,322.80 = 12,068,519.20/x
  3. Step 3: Cross multiply
    22,146,215.20x = 33,219,322.80 × 12,068,519.20
  4. Step 4: Simplify right side
    22,146,215.20x = 400,908,035,022,797.75
  5. Step 5: Solve for x
    x = 400,908,035,022,797.75/22,146,215.20
  6. Step 6: Final answer
    x = 18,102,778.80

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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.