Finding the Fourth Proportional to 5,057,481.68, 7,578,232.68 and 4,106,204.72
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Solution
The fourth proportional to 5,057,481.68, 7,578,232.68 and 4,106,204.72 is: 6,152,820.07
Step by Step Solution
- Step 1: Write the proportion equation
5,057,481.68 : 7,578,232.68 = 4,106,204.72 : x - Step 2: Convert to fraction form
5,057,481.68/7,578,232.68 = 4,106,204.72/x - Step 3: Cross multiply
5,057,481.68x = 7,578,232.68 × 4,106,204.72 - Step 4: Simplify right side
5,057,481.68x = 31,117,774,799,874.25 - Step 5: Solve for x
x = 31,117,774,799,874.25/5,057,481.68 - Step 6: Final answer
x = 6,152,820.07
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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.