Home / 20,162,153.22-30,234,892.05-6,324,496.41

Finding the Fourth Proportional to 20,162,153.22, 30,234,892.05 and 6,324,496.41

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Solution

The fourth proportional to 20,162,153.22, 30,234,892.05 and 6,324,496.41 is: 9,484,129.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,153.22 : 30,234,892.05 = 6,324,496.41 : x
  2. Step 2: Convert to fraction form
    20,162,153.22/30,234,892.05 = 6,324,496.41/x
  3. Step 3: Cross multiply
    20,162,153.22x = 30,234,892.05 × 6,324,496.41
  4. Step 4: Simplify right side
    20,162,153.22x = 191,220,466,226,962.56
  5. Step 5: Solve for x
    x = 191,220,466,226,962.56/20,162,153.22
  6. Step 6: Final answer
    x = 9,484,129.21

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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.