Finding the Fourth Proportional to 27,131,231.97, 37,441,091.55 and 14,908,876.29
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Solution
The fourth proportional to 27,131,231.97, 37,441,091.55 and 14,908,876.29 is: 20,574,244.57
Step by Step Solution
- Step 1: Write the proportion equation
27,131,231.97 : 37,441,091.55 = 14,908,876.29 : x - Step 2: Convert to fraction form
27,131,231.97/37,441,091.55 = 14,908,876.29/x - Step 3: Cross multiply
27,131,231.97x = 37,441,091.55 × 14,908,876.29 - Step 4: Simplify right side
27,131,231.97x = 558,204,602,081,514.25 - Step 5: Solve for x
x = 558,204,602,081,514.25/27,131,231.97 - Step 6: Final answer
x = 20,574,244.57
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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.