Finding the Fourth Proportional to 5,415,944.94, 7,474,769.51 and 3,351,625.38
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Solution
The fourth proportional to 5,415,944.94, 7,474,769.51 and 3,351,625.38 is: 4,625,716.74
Step by Step Solution
- Step 1: Write the proportion equation
5,415,944.94 : 7,474,769.51 = 3,351,625.38 : x - Step 2: Convert to fraction form
5,415,944.94/7,474,769.51 = 3,351,625.38/x - Step 3: Cross multiply
5,415,944.94x = 7,474,769.51 × 3,351,625.38 - Step 4: Simplify right side
5,415,944.94x = 25,052,627,182,608.04 - Step 5: Solve for x
x = 25,052,627,182,608.04/5,415,944.94 - Step 6: Final answer
x = 4,625,716.74
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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.