Home / 20,162,144.48-30,234,878.92-6,324,487.64

Finding the Fourth Proportional to 20,162,144.48, 30,234,878.92 and 6,324,487.64

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Solution

The fourth proportional to 20,162,144.48, 30,234,878.92 and 6,324,487.64 is: 9,484,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,144.48 : 30,234,878.92 = 6,324,487.64 : x
  2. Step 2: Convert to fraction form
    20,162,144.48/30,234,878.92 = 6,324,487.64/x
  3. Step 3: Cross multiply
    20,162,144.48x = 30,234,878.92 × 6,324,487.64
  4. Step 4: Simplify right side
    20,162,144.48x = 191,220,118,026,436.56
  5. Step 5: Solve for x
    x = 191,220,118,026,436.56/20,162,144.48
  6. Step 6: Final answer
    x = 9,484,116.05

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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.