Finding the Fourth Proportional to 10,277,338.11, 15,416,716.50 and 2,990,858.12
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Solution
The fourth proportional to 10,277,338.11, 15,416,716.50 and 2,990,858.12 is: 4,486,493.60
Step by Step Solution
- Step 1: Write the proportion equation
10,277,338.11 : 15,416,716.50 = 2,990,858.12 : x - Step 2: Convert to fraction form
10,277,338.11/15,416,716.50 = 2,990,858.12/x - Step 3: Cross multiply
10,277,338.11x = 15,416,716.50 × 2,990,858.12 - Step 4: Simplify right side
10,277,338.11x = 46,109,211,635,725.11 - Step 5: Solve for x
x = 46,109,211,635,725.11/10,277,338.11 - Step 6: Final answer
x = 4,486,493.60
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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.