Finding the Fourth Proportional to 19,416,723.48, 29,138,087.34 and 8,057,183.04
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Solution
The fourth proportional to 19,416,723.48, 29,138,087.34 and 8,057,183.04 is: 12,091,169.93
Step by Step Solution
- Step 1: Write the proportion equation
19,416,723.48 : 29,138,087.34 = 8,057,183.04 : x - Step 2: Convert to fraction form
19,416,723.48/29,138,087.34 = 8,057,183.04/x - Step 3: Cross multiply
19,416,723.48x = 29,138,087.34 × 8,057,183.04 - Step 4: Simplify right side
19,416,723.48x = 234,770,903,133,886.72 - Step 5: Solve for x
x = 234,770,903,133,886.72/19,416,723.48 - Step 6: Final answer
x = 12,091,169.93
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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.