Finding the Fourth Proportional to 11,052,474.10, 16,578,711.15 and 6,562,438.90
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Solution
The fourth proportional to 11,052,474.10, 16,578,711.15 and 6,562,438.90 is: 9,843,658.35
Step by Step Solution
- Step 1: Write the proportion equation
11,052,474.10 : 16,578,711.15 = 6,562,438.90 : x - Step 2: Convert to fraction form
11,052,474.10/16,578,711.15 = 6,562,438.90/x - Step 3: Cross multiply
11,052,474.10x = 16,578,711.15 × 6,562,438.90 - Step 4: Simplify right side
11,052,474.10x = 108,796,778,962,623.75 - Step 5: Solve for x
x = 108,796,778,962,623.75/11,052,474.10 - Step 6: Final answer
x = 9,843,658.35
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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.