Finding the Fourth Proportional to 36,530,015.96, 50,392,309.65 and 22,586,913.99
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Solution
The fourth proportional to 36,530,015.96, 50,392,309.65 and 22,586,913.99 is: 31,158,123.92
Step by Step Solution
- Step 1: Write the proportion equation
36,530,015.96 : 50,392,309.65 = 22,586,913.99 : x - Step 2: Convert to fraction form
36,530,015.96/50,392,309.65 = 22,586,913.99/x - Step 3: Cross multiply
36,530,015.96x = 50,392,309.65 × 22,586,913.99 - Step 4: Simplify right side
36,530,015.96x = 1,138,206,763,821,997 - Step 5: Solve for x
x = 1,138,206,763,821,997/36,530,015.96 - Step 6: Final answer
x = 31,158,123.92
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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.