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Finding the Fourth Proportional to 32,651,644.60, 48,982,650.90 and 11,088,278.20

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Solution

The fourth proportional to 32,651,644.60, 48,982,650.90 and 11,088,278.20 is: 16,634,177.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,651,644.60 : 48,982,650.90 = 11,088,278.20 : x
  2. Step 2: Convert to fraction form
    32,651,644.60/48,982,650.90 = 11,088,278.20/x
  3. Step 3: Cross multiply
    32,651,644.60x = 48,982,650.90 × 11,088,278.20
  4. Step 4: Simplify right side
    32,651,644.60x = 543,133,260,152,680.31
  5. Step 5: Solve for x
    x = 543,133,260,152,680.31/32,651,644.60
  6. Step 6: Final answer
    x = 16,634,177.75

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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.