Finding the Fourth Proportional to 27,637,474.12, 41,454,715.82 and 8,468,286.68
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Solution
The fourth proportional to 27,637,474.12, 41,454,715.82 and 8,468,286.68 is: 12,701,971.84
Step by Step Solution
- Step 1: Write the proportion equation
27,637,474.12 : 41,454,715.82 = 8,468,286.68 : x - Step 2: Convert to fraction form
27,637,474.12/41,454,715.82 = 8,468,286.68/x - Step 3: Cross multiply
27,637,474.12x = 41,454,715.82 × 8,468,286.68 - Step 4: Simplify right side
27,637,474.12x = 351,050,417,862,986.56 - Step 5: Solve for x
x = 351,050,417,862,986.56/27,637,474.12 - Step 6: Final answer
x = 12,701,971.84
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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.