Finding the Fourth Proportional to 6,317,136.96, 8,717,648.76 and 3,416,527.68
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Solution
The fourth proportional to 6,317,136.96, 8,717,648.76 and 3,416,527.68 is: 4,714,808.07
Step by Step Solution
- Step 1: Write the proportion equation
6,317,136.96 : 8,717,648.76 = 3,416,527.68 : x - Step 2: Convert to fraction form
6,317,136.96/8,717,648.76 = 3,416,527.68/x - Step 3: Cross multiply
6,317,136.96x = 8,717,648.76 × 3,416,527.68 - Step 4: Simplify right side
6,317,136.96x = 29,784,088,293,057.68 - Step 5: Solve for x
x = 29,784,088,293,057.68/6,317,136.96 - Step 6: Final answer
x = 4,714,808.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.