Finding the Fourth Proportional to 36,530,021.05, 50,392,316.63 and 22,586,919.03
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Solution
The fourth proportional to 36,530,021.05, 50,392,316.63 and 22,586,919.03 is: 31,158,130.84
Step by Step Solution
- Step 1: Write the proportion equation
36,530,021.05 : 50,392,316.63 = 22,586,919.03 : x - Step 2: Convert to fraction form
36,530,021.05/50,392,316.63 = 22,586,919.03/x - Step 3: Cross multiply
36,530,021.05x = 50,392,316.63 × 22,586,919.03 - Step 4: Simplify right side
36,530,021.05x = 1,138,207,175,512,399.75 - Step 5: Solve for x
x = 1,138,207,175,512,399.75/36,530,021.05 - Step 6: Final answer
x = 31,158,130.84
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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.