Finding the Fourth Proportional to 27,420,577.16, 41,135,489.91 and 9,220,445.94
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Solution
The fourth proportional to 27,420,577.16, 41,135,489.91 and 9,220,445.94 is: 13,832,223.83
Step by Step Solution
- Step 1: Write the proportion equation
27,420,577.16 : 41,135,489.91 = 9,220,445.94 : x - Step 2: Convert to fraction form
27,420,577.16/41,135,489.91 = 9,220,445.94/x - Step 3: Cross multiply
27,420,577.16x = 41,135,489.91 × 9,220,445.94 - Step 4: Simplify right side
27,420,577.16x = 379,287,560,930,570.44 - Step 5: Solve for x
x = 379,287,560,930,570.44/27,420,577.16 - Step 6: Final answer
x = 13,832,223.83
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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.