Finding the Fourth Proportional to 36,608,466.81, 50,517,990.59 and 20,088,174.99
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Solution
The fourth proportional to 36,608,466.81, 50,517,990.59 and 20,088,174.99 is: 27,720,752.15
Step by Step Solution
- Step 1: Write the proportion equation
36,608,466.81 : 50,517,990.59 = 20,088,174.99 : x - Step 2: Convert to fraction form
36,608,466.81/50,517,990.59 = 20,088,174.99/x - Step 3: Cross multiply
36,608,466.81x = 50,517,990.59 × 20,088,174.99 - Step 4: Simplify right side
36,608,466.81x = 1,014,814,235,014,652.38 - Step 5: Solve for x
x = 1,014,814,235,014,652.38/36,608,466.81 - Step 6: Final answer
x = 27,720,752.15
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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.