Finding the Fourth Proportional to 5,199,850.14, 7,177,596.84 and 3,573,640.68
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Solution
The fourth proportional to 5,199,850.14, 7,177,596.84 and 3,573,640.68 is: 4,932,863.71
Step by Step Solution
- Step 1: Write the proportion equation
5,199,850.14 : 7,177,596.84 = 3,573,640.68 : x - Step 2: Convert to fraction form
5,199,850.14/7,177,596.84 = 3,573,640.68/x - Step 3: Cross multiply
5,199,850.14x = 7,177,596.84 × 3,573,640.68 - Step 4: Simplify right side
5,199,850.14x = 25,650,152,052,063.45 - Step 5: Solve for x
x = 25,650,152,052,063.45/5,199,850.14 - Step 6: Final answer
x = 4,932,863.71
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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.