Finding the Fourth Proportional to 21,193,534,796.24, 29,245,760,221.22 and 11,677,554,021.68
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Solution
The fourth proportional to 21,193,534,796.24, 29,245,760,221.22 and 11,677,554,021.68 is: 16,114,298,448.65
Step by Step Solution
- Step 1: Write the proportion equation
21,193,534,796.24 : 29,245,760,221.22 = 11,677,554,021.68 : x - Step 2: Convert to fraction form
21,193,534,796.24/29,245,760,221.22 = 11,677,554,021.68/x - Step 3: Cross multiply
21,193,534,796.24x = 29,245,760,221.22 × 11,677,554,021.68 - Step 4: Simplify right side
21,193,534,796.24x = 341,518,944,888,396,578,816 - Step 5: Solve for x
x = 341,518,944,888,396,578,816/21,193,534,796.24 - Step 6: Final answer
x = 16,114,298,448.65
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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.