Finding the Fourth Proportional to 49,392,414.32, 68,161,478.49 and 27,065,944.80
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Solution
The fourth proportional to 49,392,414.32, 68,161,478.49 and 27,065,944.80 is: 37,350,974.64
Step by Step Solution
- Step 1: Write the proportion equation
49,392,414.32 : 68,161,478.49 = 27,065,944.80 : x - Step 2: Convert to fraction form
49,392,414.32/68,161,478.49 = 27,065,944.80/x - Step 3: Cross multiply
49,392,414.32x = 68,161,478.49 × 27,065,944.80 - Step 4: Simplify right side
49,392,414.32x = 1,844,854,814,296,727.25 - Step 5: Solve for x
x = 1,844,854,814,296,727.25/49,392,414.32 - Step 6: Final answer
x = 37,350,974.64
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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.