Finding the Fourth Proportional to 29,202,616.48, 43,800,578.61 and 7,639,299.49
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Solution
The fourth proportional to 29,202,616.48, 43,800,578.61 and 7,639,299.49 is: 11,458,073.90
Step by Step Solution
- Step 1: Write the proportion equation
29,202,616.48 : 43,800,578.61 = 7,639,299.49 : x - Step 2: Convert to fraction form
29,202,616.48/43,800,578.61 = 7,639,299.49/x - Step 3: Cross multiply
29,202,616.48x = 43,800,578.61 × 7,639,299.49 - Step 4: Simplify right side
29,202,616.48x = 334,605,737,802,544.50 - Step 5: Solve for x
x = 334,605,737,802,544.50/29,202,616.48 - Step 6: Final answer
x = 11,458,073.90
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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.