Home / 32,336,461.20-48,540,121.20-20,219,606.40

Finding the Fourth Proportional to 32,336,461.20, 48,540,121.20 and 20,219,606.40

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Solution

The fourth proportional to 32,336,461.20, 48,540,121.20 and 20,219,606.40 is: 30,351,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,336,461.20 : 48,540,121.20 = 20,219,606.40 : x
  2. Step 2: Convert to fraction form
    32,336,461.20/48,540,121.20 = 20,219,606.40/x
  3. Step 3: Cross multiply
    32,336,461.20x = 48,540,121.20 × 20,219,606.40
  4. Step 4: Simplify right side
    32,336,461.20x = 981,462,145,272,295.62
  5. Step 5: Solve for x
    x = 981,462,145,272,295.62/32,336,461.20
  6. Step 6: Final answer
    x = 30,351,563.18

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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.