Finding the Fourth Proportional to 11,467,203.48, 15,821,178.12 and 6,504,826.98
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Solution
The fourth proportional to 11,467,203.48, 15,821,178.12 and 6,504,826.98 is: 8,974,640.28
Step by Step Solution
- Step 1: Write the proportion equation
11,467,203.48 : 15,821,178.12 = 6,504,826.98 : x - Step 2: Convert to fraction form
11,467,203.48/15,821,178.12 = 6,504,826.98/x - Step 3: Cross multiply
11,467,203.48x = 15,821,178.12 × 6,504,826.98 - Step 4: Simplify right side
11,467,203.48x = 102,914,026,290,361.67 - Step 5: Solve for x
x = 102,914,026,290,361.67/11,467,203.48 - Step 6: Final answer
x = 8,974,640.28
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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.