Finding the Fourth Proportional to 29,858,374.26, 41,183,330.83 and 19,930,251.19
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Solution
The fourth proportional to 29,858,374.26, 41,183,330.83 and 19,930,251.19 is: 27,489,578.67
Step by Step Solution
- Step 1: Write the proportion equation
29,858,374.26 : 41,183,330.83 = 19,930,251.19 : x - Step 2: Convert to fraction form
29,858,374.26/41,183,330.83 = 19,930,251.19/x - Step 3: Cross multiply
29,858,374.26x = 41,183,330.83 × 19,930,251.19 - Step 4: Simplify right side
29,858,374.26x = 820,794,128,282,771.25 - Step 5: Solve for x
x = 820,794,128,282,771.25/29,858,374.26 - Step 6: Final answer
x = 27,489,578.67
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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.