Finding the Fourth Proportional to 29,858,353.20, 41,183,302.50 and 19,930,230.26
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Solution
The fourth proportional to 29,858,353.20, 41,183,302.50 and 19,930,230.26 is: 27,489,550.28
Step by Step Solution
- Step 1: Write the proportion equation
29,858,353.20 : 41,183,302.50 = 19,930,230.26 : x - Step 2: Convert to fraction form
29,858,353.20/41,183,302.50 = 19,930,230.26/x - Step 3: Cross multiply
29,858,353.20x = 41,183,302.50 × 19,930,230.26 - Step 4: Simplify right side
29,858,353.20x = 820,792,701,692,233.75 - Step 5: Solve for x
x = 820,792,701,692,233.75/29,858,353.20 - Step 6: Final answer
x = 27,489,550.28
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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.