Home / 16,310,979.05-22,509,232.38-8,969,285.66

Finding the Fourth Proportional to 16,310,979.05, 22,509,232.38 and 8,969,285.66

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Solution

The fourth proportional to 16,310,979.05, 22,509,232.38 and 8,969,285.66 is: 12,377,658.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,310,979.05 : 22,509,232.38 = 8,969,285.66 : x
  2. Step 2: Convert to fraction form
    16,310,979.05/22,509,232.38 = 8,969,285.66/x
  3. Step 3: Cross multiply
    16,310,979.05x = 22,509,232.38 × 8,969,285.66
  4. Step 4: Simplify right side
    16,310,979.05x = 201,891,735,203,541.66
  5. Step 5: Solve for x
    x = 201,891,735,203,541.66/16,310,979.05
  6. Step 6: Final answer
    x = 12,377,658.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.