Finding the Fourth Proportional to 7,033,755.88, 10,534,226.46 and 5,135,789.80
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Solution
The fourth proportional to 7,033,755.88, 10,534,226.46 and 5,135,789.80 is: 7,691,704.65
Step by Step Solution
- Step 1: Write the proportion equation
7,033,755.88 : 10,534,226.46 = 5,135,789.80 : x - Step 2: Convert to fraction form
7,033,755.88/10,534,226.46 = 5,135,789.80/x - Step 3: Cross multiply
7,033,755.88x = 10,534,226.46 × 5,135,789.80 - Step 4: Simplify right side
7,033,755.88x = 54,101,572,804,158.11 - Step 5: Solve for x
x = 54,101,572,804,158.11/7,033,755.88 - Step 6: Final answer
x = 7,691,704.65
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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.