Finding the Fourth Proportional to 7,477,500.65, 11,211,759.03 and 2,923,125.08
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Solution
The fourth proportional to 7,477,500.65, 11,211,759.03 and 2,923,125.08 is: 4,382,931.61
Step by Step Solution
- Step 1: Write the proportion equation
7,477,500.65 : 11,211,759.03 = 2,923,125.08 : x - Step 2: Convert to fraction form
7,477,500.65/11,211,759.03 = 2,923,125.08/x - Step 3: Cross multiply
7,477,500.65x = 11,211,759.03 × 2,923,125.08 - Step 4: Simplify right side
7,477,500.65x = 32,773,373,955,450.68 - Step 5: Solve for x
x = 32,773,373,955,450.68/7,477,500.65 - Step 6: Final answer
x = 4,382,931.61
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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.