Finding the Fourth Proportional to 29,858,355.20, 41,183,305.26 and 19,930,232.26
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Solution
The fourth proportional to 29,858,355.20, 41,183,305.26 and 19,930,232.26 is: 27,489,553.04
Step by Step Solution
- Step 1: Write the proportion equation
29,858,355.20 : 41,183,305.26 = 19,930,232.26 : x - Step 2: Convert to fraction form
29,858,355.20/41,183,305.26 = 19,930,232.26/x - Step 3: Cross multiply
29,858,355.20x = 41,183,305.26 × 19,930,232.26 - Step 4: Simplify right side
29,858,355.20x = 820,792,839,066,279.75 - Step 5: Solve for x
x = 820,792,839,066,279.75/29,858,355.20 - Step 6: Final answer
x = 27,489,553.04
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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.