Finding the Fourth Proportional to 19,993,911.12, 27,591,729.84 and 10,826,553.84
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Solution
The fourth proportional to 19,993,911.12, 27,591,729.84 and 10,826,553.84 is: 14,940,716.04
Step by Step Solution
- Step 1: Write the proportion equation
19,993,911.12 : 27,591,729.84 = 10,826,553.84 : x - Step 2: Convert to fraction form
19,993,911.12/27,591,729.84 = 10,826,553.84/x - Step 3: Cross multiply
19,993,911.12x = 27,591,729.84 × 10,826,553.84 - Step 4: Simplify right side
19,993,911.12x = 298,723,348,651,494.56 - Step 5: Solve for x
x = 298,723,348,651,494.56/19,993,911.12 - Step 6: Final answer
x = 14,940,716.04
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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.