Finding the Fourth Proportional to 27,776,288.36, 41,495,493.24 and 17,981,104.09
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Solution
The fourth proportional to 27,776,288.36, 41,495,493.24 and 17,981,104.09 is: 26,862,292.53
Step by Step Solution
- Step 1: Write the proportion equation
27,776,288.36 : 41,495,493.24 = 17,981,104.09 : x - Step 2: Convert to fraction form
27,776,288.36/41,495,493.24 = 17,981,104.09/x - Step 3: Cross multiply
27,776,288.36x = 41,495,493.24 × 17,981,104.09 - Step 4: Simplify right side
27,776,288.36x = 746,134,783,259,284.12 - Step 5: Solve for x
x = 746,134,783,259,284.12/27,776,288.36 - Step 6: Final answer
x = 26,862,292.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.