Finding the Fourth Proportional to 7,529,056.48, 11,291,888.56 and 2,137,596.04
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Solution
The fourth proportional to 7,529,056.48, 11,291,888.56 and 2,137,596.04 is: 3,205,912.50
Step by Step Solution
- Step 1: Write the proportion equation
7,529,056.48 : 11,291,888.56 = 2,137,596.04 : x - Step 2: Convert to fraction form
7,529,056.48/11,291,888.56 = 2,137,596.04/x - Step 3: Cross multiply
7,529,056.48x = 11,291,888.56 × 2,137,596.04 - Step 4: Simplify right side
7,529,056.48x = 24,137,496,269,977.30 - Step 5: Solve for x
x = 24,137,496,269,977.30/7,529,056.48 - Step 6: Final answer
x = 3,205,912.50
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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.