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Finding the Fourth Proportional to 33,617,560.80, 50,419,342.80 and 14,448,943.20

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Solution

The fourth proportional to 33,617,560.80, 50,419,342.80 and 14,448,943.20 is: 21,670,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,617,560.80 : 50,419,342.80 = 14,448,943.20 : x
  2. Step 2: Convert to fraction form
    33,617,560.80/50,419,342.80 = 14,448,943.20/x
  3. Step 3: Cross multiply
    33,617,560.80x = 50,419,342.80 × 14,448,943.20
  4. Step 4: Simplify right side
    33,617,560.80x = 728,506,220,298,528.88
  5. Step 5: Solve for x
    x = 728,506,220,298,528.88/33,617,560.80
  6. Step 6: Final answer
    x = 21,670,406.86

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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.