Home / 28,093,845.38-38,769,213.62-16,489,166.83

Finding the Fourth Proportional to 28,093,845.38, 38,769,213.62 and 16,489,166.83

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Solution

The fourth proportional to 28,093,845.38, 38,769,213.62 and 16,489,166.83 is: 22,754,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093,845.38 : 38,769,213.62 = 16,489,166.83 : x
  2. Step 2: Convert to fraction form
    28,093,845.38/38,769,213.62 = 16,489,166.83/x
  3. Step 3: Cross multiply
    28,093,845.38x = 38,769,213.62 × 16,489,166.83
  4. Step 4: Simplify right side
    28,093,845.38x = 639,272,031,192,388.12
  5. Step 5: Solve for x
    x = 639,272,031,192,388.12/28,093,845.38
  6. Step 6: Final answer
    x = 22,754,878.25

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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.