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Finding the Fourth Proportional to 32,994,409.20, 49,491,613.80 and 8,733,289.20

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Solution

The fourth proportional to 32,994,409.20, 49,491,613.80 and 8,733,289.20 is: 13,099,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,994,409.20 : 49,491,613.80 = 8,733,289.20 : x
  2. Step 2: Convert to fraction form
    32,994,409.20/49,491,613.80 = 8,733,289.20/x
  3. Step 3: Cross multiply
    32,994,409.20x = 49,491,613.80 × 8,733,289.20
  4. Step 4: Simplify right side
    32,994,409.20x = 432,224,576,290,110.88
  5. Step 5: Solve for x
    x = 432,224,576,290,110.88/32,994,409.20
  6. Step 6: Final answer
    x = 13,099,933.80

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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.