Finding the Fourth Proportional to 11,313,517.76, 16,971,277.84 and 3,226,322.24
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Solution
The fourth proportional to 11,313,517.76, 16,971,277.84 and 3,226,322.24 is: 4,839,768.88
Step by Step Solution
- Step 1: Write the proportion equation
11,313,517.76 : 16,971,277.84 = 3,226,322.24 : x - Step 2: Convert to fraction form
11,313,517.76/16,971,277.84 = 3,226,322.24/x - Step 3: Cross multiply
11,313,517.76x = 16,971,277.84 × 3,226,322.24 - Step 4: Simplify right side
11,313,517.76x = 54,754,811,136,411.16 - Step 5: Solve for x
x = 54,754,811,136,411.16/11,313,517.76 - Step 6: Final answer
x = 4,839,768.88
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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.