Finding the Fourth Proportional to 5,631,261.06, 8,374,450.75 and 5,451,897.90
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Solution
The fourth proportional to 5,631,261.06, 8,374,450.75 and 5,451,897.90 is: 8,107,713.35
Step by Step Solution
- Step 1: Write the proportion equation
5,631,261.06 : 8,374,450.75 = 5,451,897.90 : x - Step 2: Convert to fraction form
5,631,261.06/8,374,450.75 = 5,451,897.90/x - Step 3: Cross multiply
5,631,261.06x = 8,374,450.75 × 5,451,897.90 - Step 4: Simplify right side
5,631,261.06x = 45,656,650,457,578.43 - Step 5: Solve for x
x = 45,656,650,457,578.43/5,631,261.06 - Step 6: Final answer
x = 8,107,713.35
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.