Finding the Fourth Proportional to 5,015,850.56, 6,921,872.16 and 2,724,011.84
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Solution
The fourth proportional to 5,015,850.56, 6,921,872.16 and 2,724,011.84 is: 3,759,135.46
Step by Step Solution
- Step 1: Write the proportion equation
5,015,850.56 : 6,921,872.16 = 2,724,011.84 : x - Step 2: Convert to fraction form
5,015,850.56/6,921,872.16 = 2,724,011.84/x - Step 3: Cross multiply
5,015,850.56x = 6,921,872.16 × 2,724,011.84 - Step 4: Simplify right side
5,015,850.56x = 18,855,261,718,806.38 - Step 5: Solve for x
x = 18,855,261,718,806.38/5,015,850.56 - Step 6: Final answer
x = 3,759,135.46
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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.