Finding the Fourth Proportional to 36,722,472.27, 55,081,716.13 and 11,161,488.70
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Solution
The fourth proportional to 36,722,472.27, 55,081,716.13 and 11,161,488.70 is: 16,741,627.51
Step by Step Solution
- Step 1: Write the proportion equation
36,722,472.27 : 55,081,716.13 = 11,161,488.70 : x - Step 2: Convert to fraction form
36,722,472.27/55,081,716.13 = 11,161,488.70/x - Step 3: Cross multiply
36,722,472.27x = 55,081,716.13 × 11,161,488.70 - Step 4: Simplify right side
36,722,472.27x = 614,793,952,161,602.75 - Step 5: Solve for x
x = 614,793,952,161,602.75/36,722,472.27 - Step 6: Final answer
x = 16,741,627.51
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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.