Home / 16,755,505.56-23,122,690.38-9,413,648.28

Finding the Fourth Proportional to 16,755,505.56, 23,122,690.38 and 9,413,648.28

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Solution

The fourth proportional to 16,755,505.56, 23,122,690.38 and 9,413,648.28 is: 12,990,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755,505.56 : 23,122,690.38 = 9,413,648.28 : x
  2. Step 2: Convert to fraction form
    16,755,505.56/23,122,690.38 = 9,413,648.28/x
  3. Step 3: Cross multiply
    16,755,505.56x = 23,122,690.38 × 9,413,648.28
  4. Step 4: Simplify right side
    16,755,505.56x = 217,668,874,524,659.53
  5. Step 5: Solve for x
    x = 217,668,874,524,659.53/16,755,505.56
  6. Step 6: Final answer
    x = 12,990,886.71

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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.