Finding the Fourth Proportional to 17,328,677.21, 23,913,486.83 and 9,488,046.99
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Solution
The fourth proportional to 17,328,677.21, 23,913,486.83 and 9,488,046.99 is: 13,093,456.82
Step by Step Solution
- Step 1: Write the proportion equation
17,328,677.21 : 23,913,486.83 = 9,488,046.99 : x - Step 2: Convert to fraction form
17,328,677.21/23,913,486.83 = 9,488,046.99/x - Step 3: Cross multiply
17,328,677.21x = 23,913,486.83 × 9,488,046.99 - Step 4: Simplify right side
17,328,677.21x = 226,892,286,737,786.12 - Step 5: Solve for x
x = 226,892,286,737,786.12/17,328,677.21 - Step 6: Final answer
x = 13,093,456.82
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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.