Home / 48,489,212.40-72,733,818.60-30,313,930.20

Finding the Fourth Proportional to 48,489,212.40, 72,733,818.60 and 30,313,930.20

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Solution

The fourth proportional to 48,489,212.40, 72,733,818.60 and 30,313,930.20 is: 45,470,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,489,212.40 : 72,733,818.60 = 30,313,930.20 : x
  2. Step 2: Convert to fraction form
    48,489,212.40/72,733,818.60 = 30,313,930.20/x
  3. Step 3: Cross multiply
    48,489,212.40x = 72,733,818.60 × 30,313,930.20
  4. Step 4: Simplify right side
    48,489,212.40x = 2,204,847,900,219,861.50
  5. Step 5: Solve for x
    x = 2,204,847,900,219,861.50/48,489,212.40
  6. Step 6: Final answer
    x = 45,470,895.30

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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.