Finding the Fourth Proportional to 27,706,087.24, 38,234,452.20 and 15,482,944.24
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Solution
The fourth proportional to 27,706,087.24, 38,234,452.20 and 15,482,944.24 is: 21,366,492.00
Step by Step Solution
- Step 1: Write the proportion equation
27,706,087.24 : 38,234,452.20 = 15,482,944.24 : x - Step 2: Convert to fraction form
27,706,087.24/38,234,452.20 = 15,482,944.24/x - Step 3: Cross multiply
27,706,087.24x = 38,234,452.20 × 15,482,944.24 - Step 4: Simplify right side
27,706,087.24x = 591,981,891,459,545.38 - Step 5: Solve for x
x = 591,981,891,459,545.38/27,706,087.24 - Step 6: Final answer
x = 21,366,492.00
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1.5x scale
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.