Finding the Fourth Proportional to 11,015,429.84, 16,529,611.80 and 4,625,190.80
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Solution
The fourth proportional to 11,015,429.84, 16,529,611.80 and 4,625,190.80 is: 6,940,501.60
Step by Step Solution
- Step 1: Write the proportion equation
11,015,429.84 : 16,529,611.80 = 4,625,190.80 : x - Step 2: Convert to fraction form
11,015,429.84/16,529,611.80 = 4,625,190.80/x - Step 3: Cross multiply
11,015,429.84x = 16,529,611.80 × 4,625,190.80 - Step 4: Simplify right side
11,015,429.84x = 76,452,608,424,931.44 - Step 5: Solve for x
x = 76,452,608,424,931.44/11,015,429.84 - Step 6: Final answer
x = 6,940,501.60
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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.