Finding the Fourth Proportional to 17,149,294.09, 23,633,319.62 and 16,834,083.14
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Solution
The fourth proportional to 17,149,294.09, 23,633,319.62 and 16,834,083.14 is: 23,198,929.66
Step by Step Solution
- Step 1: Write the proportion equation
17,149,294.09 : 23,633,319.62 = 16,834,083.14 : x - Step 2: Convert to fraction form
17,149,294.09/23,633,319.62 = 16,834,083.14/x - Step 3: Cross multiply
17,149,294.09x = 23,633,319.62 × 16,834,083.14 - Step 4: Simplify right side
17,149,294.09x = 397,845,267,332,186 - Step 5: Solve for x
x = 397,845,267,332,186/17,149,294.09 - Step 6: Final answer
x = 23,198,929.66
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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.