Finding the Fourth Proportional to 36,117,528.36, 49,839,735.28 and 19,821,054.12
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Solution
The fourth proportional to 36,117,528.36, 49,839,735.28 and 19,821,054.12 is: 27,351,708.03
Step by Step Solution
- Step 1: Write the proportion equation
36,117,528.36 : 49,839,735.28 = 19,821,054.12 : x - Step 2: Convert to fraction form
36,117,528.36/49,839,735.28 = 19,821,054.12/x - Step 3: Cross multiply
36,117,528.36x = 49,839,735.28 × 19,821,054.12 - Step 4: Simplify right side
36,117,528.36x = 987,876,090,311,353.38 - Step 5: Solve for x
x = 987,876,090,311,353.38/36,117,528.36 - Step 6: Final answer
x = 27,351,708.03
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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.