Finding the Fourth Proportional to 19,052,732.96, 28,577,940.96 and 6,757,304.48
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Solution
The fourth proportional to 19,052,732.96, 28,577,940.96 and 6,757,304.48 is: 10,135,545.85
Step by Step Solution
- Step 1: Write the proportion equation
19,052,732.96 : 28,577,940.96 = 6,757,304.48 : x - Step 2: Convert to fraction form
19,052,732.96/28,577,940.96 = 6,757,304.48/x - Step 3: Cross multiply
19,052,732.96x = 28,577,940.96 × 6,757,304.48 - Step 4: Simplify right side
19,052,732.96x = 193,109,848,478,183.53 - Step 5: Solve for x
x = 193,109,848,478,183.53/19,052,732.96 - Step 6: Final answer
x = 10,135,545.85
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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.