Home / 16,755,509.06-23,122,695.22-9,413,651.78

Finding the Fourth Proportional to 16,755,509.06, 23,122,695.22 and 9,413,651.78

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Solution

The fourth proportional to 16,755,509.06, 23,122,695.22 and 9,413,651.78 is: 12,990,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755,509.06 : 23,122,695.22 = 9,413,651.78 : x
  2. Step 2: Convert to fraction form
    16,755,509.06/23,122,695.22 = 9,413,651.78/x
  3. Step 3: Cross multiply
    16,755,509.06x = 23,122,695.22 × 9,413,651.78
  4. Step 4: Simplify right side
    16,755,509.06x = 217,669,001,016,150.47
  5. Step 5: Solve for x
    x = 217,669,001,016,150.47/16,755,509.06
  6. Step 6: Final answer
    x = 12,990,891.55

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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.