Finding the Fourth Proportional to 38,367,067.80, 57,550,601.70 and 27,659,515.80
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Solution
The fourth proportional to 38,367,067.80, 57,550,601.70 and 27,659,515.80 is: 41,489,273.70
Step by Step Solution
- Step 1: Write the proportion equation
38,367,067.80 : 57,550,601.70 = 27,659,515.80 : x - Step 2: Convert to fraction form
38,367,067.80/57,550,601.70 = 27,659,515.80/x - Step 3: Cross multiply
38,367,067.80x = 57,550,601.70 × 27,659,515.80 - Step 4: Simplify right side
38,367,067.80x = 1,591,821,777,020,657 - Step 5: Solve for x
x = 1,591,821,777,020,657/38,367,067.80 - Step 6: Final answer
x = 41,489,273.70
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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.