Finding the Fourth Proportional to 33,231,649.05, 49,847,473.58 and 18,115,105.05
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Solution
The fourth proportional to 33,231,649.05, 49,847,473.58 and 18,115,105.05 is: 27,172,657.58
Step by Step Solution
- Step 1: Write the proportion equation
33,231,649.05 : 49,847,473.58 = 18,115,105.05 : x - Step 2: Convert to fraction form
33,231,649.05/49,847,473.58 = 18,115,105.05/x - Step 3: Cross multiply
33,231,649.05x = 49,847,473.58 × 18,115,105.05 - Step 4: Simplify right side
33,231,649.05x = 902,992,220,288,224.12 - Step 5: Solve for x
x = 902,992,220,288,224.12/33,231,649.05 - Step 6: Final answer
x = 27,172,657.58
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1.5x scale
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.