Finding the Fourth Proportional to 36,177,198.75, 49,918,914.29 and 21,492,487.62
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Solution
The fourth proportional to 36,177,198.75, 49,918,914.29 and 21,492,487.62 is: 29,656,294.14
Step by Step Solution
- Step 1: Write the proportion equation
36,177,198.75 : 49,918,914.29 = 21,492,487.62 : x - Step 2: Convert to fraction form
36,177,198.75/49,918,914.29 = 21,492,487.62/x - Step 3: Cross multiply
36,177,198.75x = 49,918,914.29 × 21,492,487.62 - Step 4: Simplify right side
36,177,198.75x = 1,072,881,647,274,203.62 - Step 5: Solve for x
x = 1,072,881,647,274,203.62/36,177,198.75 - Step 6: Final answer
x = 29,656,294.14
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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.