Home / 16,940,367.73-23,377,689.75-9,205,391.62

Finding the Fourth Proportional to 16,940,367.73, 23,377,689.75 and 9,205,391.62

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Solution

The fourth proportional to 16,940,367.73, 23,377,689.75 and 9,205,391.62 is: 12,703,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940,367.73 : 23,377,689.75 = 9,205,391.62 : x
  2. Step 2: Convert to fraction form
    16,940,367.73/23,377,689.75 = 9,205,391.62/x
  3. Step 3: Cross multiply
    16,940,367.73x = 23,377,689.75 × 9,205,391.62
  4. Step 4: Simplify right side
    16,940,367.73x = 215,200,789,319,609.88
  5. Step 5: Solve for x
    x = 215,200,789,319,609.88/16,940,367.73
  6. Step 6: Final answer
    x = 12,703,430.81

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1.5x scale

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.