Finding the Fourth Proportional to 5,093,353.62, 7,028,679.84 and 2,801,513.70
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Solution
The fourth proportional to 5,093,353.62, 7,028,679.84 and 2,801,513.70 is: 3,866,007.42
Step by Step Solution
- Step 1: Write the proportion equation
5,093,353.62 : 7,028,679.84 = 2,801,513.70 : x - Step 2: Convert to fraction form
5,093,353.62/7,028,679.84 = 2,801,513.70/x - Step 3: Cross multiply
5,093,353.62x = 7,028,679.84 × 2,801,513.70 - Step 4: Simplify right side
5,093,353.62x = 19,690,942,864,673.81 - Step 5: Solve for x
x = 19,690,942,864,673.81/5,093,353.62 - Step 6: Final answer
x = 3,866,007.42
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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.