Home / 27,843,519.72-38,431,120.44-19,026,539.88

Finding the Fourth Proportional to 27,843,519.72, 38,431,120.44 and 19,026,539.88

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Solution

The fourth proportional to 27,843,519.72, 38,431,120.44 and 19,026,539.88 is: 26,261,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843,519.72 : 38,431,120.44 = 19,026,539.88 : x
  2. Step 2: Convert to fraction form
    27,843,519.72/38,431,120.44 = 19,026,539.88/x
  3. Step 3: Cross multiply
    27,843,519.72x = 38,431,120.44 × 19,026,539.88
  4. Step 4: Simplify right side
    27,843,519.72x = 731,211,245,684,743
  5. Step 5: Solve for x
    x = 731,211,245,684,743/27,843,519.72
  6. Step 6: Final answer
    x = 26,261,451.61

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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.