Finding the Fourth Proportional to 17,158,371.98, 25,737,536.24 and 4,378,876.97
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Solution
The fourth proportional to 17,158,371.98, 25,737,536.24 and 4,378,876.97 is: 6,568,309.91
Step by Step Solution
- Step 1: Write the proportion equation
17,158,371.98 : 25,737,536.24 = 4,378,876.97 : x - Step 2: Convert to fraction form
17,158,371.98/25,737,536.24 = 4,378,876.97/x - Step 3: Cross multiply
17,158,371.98x = 25,737,536.24 × 4,378,876.97 - Step 4: Simplify right side
17,158,371.98x = 112,701,504,651,810.08 - Step 5: Solve for x
x = 112,701,504,651,810.08/17,158,371.98 - Step 6: Final answer
x = 6,568,309.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.