Finding the Fourth Proportional to 36,608,467.81, 50,517,991.96 and 20,088,175.99
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Solution
The fourth proportional to 36,608,467.81, 50,517,991.96 and 20,088,175.99 is: 27,720,753.53
Step by Step Solution
- Step 1: Write the proportion equation
36,608,467.81 : 50,517,991.96 = 20,088,175.99 : x - Step 2: Convert to fraction form
36,608,467.81/50,517,991.96 = 20,088,175.99/x - Step 3: Cross multiply
36,608,467.81x = 50,517,991.96 × 20,088,175.99 - Step 4: Simplify right side
36,608,467.81x = 1,014,814,313,153,885 - Step 5: Solve for x
x = 1,014,814,313,153,885/36,608,467.81 - Step 6: Final answer
x = 27,720,753.53
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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.