Home / 20,162,152.50-30,234,890.88-6,324,495.66

Finding the Fourth Proportional to 20,162,152.50, 30,234,890.88 and 6,324,495.66

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Solution

The fourth proportional to 20,162,152.50, 30,234,890.88 and 6,324,495.66 is: 9,484,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,152.50 : 30,234,890.88 = 6,324,495.66 : x
  2. Step 2: Convert to fraction form
    20,162,152.50/30,234,890.88 = 6,324,495.66/x
  3. Step 3: Cross multiply
    20,162,152.50x = 30,234,890.88 × 6,324,495.66
  4. Step 4: Simplify right side
    20,162,152.50x = 191,220,436,151,133.59
  5. Step 5: Solve for x
    x = 191,220,436,151,133.59/20,162,152.50
  6. Step 6: Final answer
    x = 9,484,128.05

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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.