Finding the Fourth Proportional to 10,110,197.75, 15,165,296.67 and 3,378,611.75
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Solution
The fourth proportional to 10,110,197.75, 15,165,296.67 and 3,378,611.75 is: 5,067,917.64
Step by Step Solution
- Step 1: Write the proportion equation
10,110,197.75 : 15,165,296.67 = 3,378,611.75 : x - Step 2: Convert to fraction form
10,110,197.75/15,165,296.67 = 3,378,611.75/x - Step 3: Cross multiply
10,110,197.75x = 15,165,296.67 × 3,378,611.75 - Step 4: Simplify right side
10,110,197.75x = 51,237,649,521,497.88 - Step 5: Solve for x
x = 51,237,649,521,497.88/10,110,197.75 - Step 6: Final answer
x = 5,067,917.64
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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.