Finding the Fourth Proportional to 33,377,721.05, 50,072,233.77 and 11,512,163.09
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Solution
The fourth proportional to 33,377,721.05, 50,072,233.77 and 11,512,163.09 is: 17,270,194.11
Step by Step Solution
- Step 1: Write the proportion equation
33,377,721.05 : 50,072,233.77 = 11,512,163.09 : x - Step 2: Convert to fraction form
33,377,721.05/50,072,233.77 = 11,512,163.09/x - Step 3: Cross multiply
33,377,721.05x = 50,072,233.77 × 11,512,163.09 - Step 4: Simplify right side
33,377,721.05x = 576,439,721,440,845.62 - Step 5: Solve for x
x = 576,439,721,440,845.62/33,377,721.05 - Step 6: Final answer
x = 17,270,194.11
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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.