Finding the Fourth Proportional to 7,512,756.67, 11,261,527.89 and 2,967,010.65
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Solution
The fourth proportional to 7,512,756.67, 11,261,527.89 and 2,967,010.65 is: 4,447,511.70
Step by Step Solution
- Step 1: Write the proportion equation
7,512,756.67 : 11,261,527.89 = 2,967,010.65 : x - Step 2: Convert to fraction form
7,512,756.67/11,261,527.89 = 2,967,010.65/x - Step 3: Cross multiply
7,512,756.67x = 11,261,527.89 × 2,967,010.65 - Step 4: Simplify right side
7,512,756.67x = 33,413,073,184,902.03 - Step 5: Solve for x
x = 33,413,073,184,902.03/7,512,756.67 - Step 6: Final answer
x = 4,447,511.70
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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.