Home / 14,649,730.34-20,215,171.24-8,456,772.20

Finding the Fourth Proportional to 14,649,730.34, 20,215,171.24 and 8,456,772.20

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Solution

The fourth proportional to 14,649,730.34, 20,215,171.24 and 8,456,772.20 is: 11,669,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649,730.34 : 20,215,171.24 = 8,456,772.20 : x
  2. Step 2: Convert to fraction form
    14,649,730.34/20,215,171.24 = 8,456,772.20/x
  3. Step 3: Cross multiply
    14,649,730.34x = 20,215,171.24 × 8,456,772.20
  4. Step 4: Simplify right side
    14,649,730.34x = 170,955,098,190,067.53
  5. Step 5: Solve for x
    x = 170,955,098,190,067.53/14,649,730.34
  6. Step 6: Final answer
    x = 11,669,504.78

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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.