Home / 28,728,954.40-43,093,431.60-27,028,343.20

Finding the Fourth Proportional to 28,728,954.40, 43,093,431.60 and 27,028,343.20

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Solution

The fourth proportional to 28,728,954.40, 43,093,431.60 and 27,028,343.20 is: 40,542,514.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,954.40 : 43,093,431.60 = 27,028,343.20 : x
  2. Step 2: Convert to fraction form
    28,728,954.40/43,093,431.60 = 27,028,343.20/x
  3. Step 3: Cross multiply
    28,728,954.40x = 43,093,431.60 × 27,028,343.20
  4. Step 4: Simplify right side
    28,728,954.40x = 1,164,744,058,950,525.25
  5. Step 5: Solve for x
    x = 1,164,744,058,950,525.25/28,728,954.40
  6. Step 6: Final answer
    x = 40,542,514.80

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.