Home / 16,940,400.57-23,377,734.90-9,205,424.37

Finding the Fourth Proportional to 16,940,400.57, 23,377,734.90 and 9,205,424.37

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Solution

The fourth proportional to 16,940,400.57, 23,377,734.90 and 9,205,424.37 is: 12,703,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940,400.57 : 23,377,734.90 = 9,205,424.37 : x
  2. Step 2: Convert to fraction form
    16,940,400.57/23,377,734.90 = 9,205,424.37/x
  3. Step 3: Cross multiply
    16,940,400.57x = 23,377,734.90 × 9,205,424.37
  4. Step 4: Simplify right side
    16,940,400.57x = 215,201,970,563,859.47
  5. Step 5: Solve for x
    x = 215,201,970,563,859.47/16,940,400.57
  6. Step 6: Final answer
    x = 12,703,475.91

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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.