Finding the Fourth Proportional to 30,151,578.26, 41,616,569.10 and 17,106,473.18
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Solution
The fourth proportional to 30,151,578.26, 41,616,569.10 and 17,106,473.18 is: 23,611,126.32
Step by Step Solution
- Step 1: Write the proportion equation
30,151,578.26 : 41,616,569.10 = 17,106,473.18 : x - Step 2: Convert to fraction form
30,151,578.26/41,616,569.10 = 17,106,473.18/x - Step 3: Cross multiply
30,151,578.26x = 41,616,569.10 × 17,106,473.18 - Step 4: Simplify right side
30,151,578.26x = 711,912,723,152,766.75 - Step 5: Solve for x
x = 711,912,723,152,766.75/30,151,578.26 - Step 6: Final answer
x = 23,611,126.32
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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.