Home / 41,005,979.40-61,509,698.10-12,252,469.80

Finding the Fourth Proportional to 41,005,979.40, 61,509,698.10 and 12,252,469.80

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Solution

The fourth proportional to 41,005,979.40, 61,509,698.10 and 12,252,469.80 is: 18,378,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,005,979.40 : 61,509,698.10 = 12,252,469.80 : x
  2. Step 2: Convert to fraction form
    41,005,979.40/61,509,698.10 = 12,252,469.80/x
  3. Step 3: Cross multiply
    41,005,979.40x = 61,509,698.10 × 12,252,469.80
  4. Step 4: Simplify right side
    41,005,979.40x = 753,645,718,377,367.50
  5. Step 5: Solve for x
    x = 753,645,718,377,367.50/41,005,979.40
  6. Step 6: Final answer
    x = 18,378,922.52

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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.