Home / 22,176,629.20-33,264,943.80-12,588,302.80

Finding the Fourth Proportional to 22,176,629.20, 33,264,943.80 and 12,588,302.80

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Solution

The fourth proportional to 22,176,629.20, 33,264,943.80 and 12,588,302.80 is: 18,882,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,629.20 : 33,264,943.80 = 12,588,302.80 : x
  2. Step 2: Convert to fraction form
    22,176,629.20/33,264,943.80 = 12,588,302.80/x
  3. Step 3: Cross multiply
    22,176,629.20x = 33,264,943.80 × 12,588,302.80
  4. Step 4: Simplify right side
    22,176,629.20x = 418,749,185,179,382.69
  5. Step 5: Solve for x
    x = 418,749,185,179,382.69/22,176,629.20
  6. Step 6: Final answer
    x = 18,882,454.20

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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.