Finding the Fourth Proportional to 7,861,723.08, 11,792,919.96 and 2,744,667.96
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Solution
The fourth proportional to 7,861,723.08, 11,792,919.96 and 2,744,667.96 is: 4,117,119.01
Step by Step Solution
- Step 1: Write the proportion equation
7,861,723.08 : 11,792,919.96 = 2,744,667.96 : x - Step 2: Convert to fraction form
7,861,723.08/11,792,919.96 = 2,744,667.96/x - Step 3: Cross multiply
7,861,723.08x = 11,792,919.96 × 2,744,667.96 - Step 4: Simplify right side
7,861,723.08x = 32,367,649,569,056.48 - Step 5: Solve for x
x = 32,367,649,569,056.48/7,861,723.08 - Step 6: Final answer
x = 4,117,119.01
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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.