Home / 33,218,137.20-49,827,205.80-18,869,230.20

Finding the Fourth Proportional to 33,218,137.20, 49,827,205.80 and 18,869,230.20

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Solution

The fourth proportional to 33,218,137.20, 49,827,205.80 and 18,869,230.20 is: 28,303,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218,137.20 : 49,827,205.80 = 18,869,230.20 : x
  2. Step 2: Convert to fraction form
    33,218,137.20/49,827,205.80 = 18,869,230.20/x
  3. Step 3: Cross multiply
    33,218,137.20x = 49,827,205.80 × 18,869,230.20
  4. Step 4: Simplify right side
    33,218,137.20x = 940,201,016,462,975.12
  5. Step 5: Solve for x
    x = 940,201,016,462,975.12/33,218,137.20
  6. Step 6: Final answer
    x = 28,303,845.30

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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.