Finding the Fourth Proportional to 18,377,580.10, 27,566,370.15 and 16,393,533.70
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Solution
The fourth proportional to 18,377,580.10, 27,566,370.15 and 16,393,533.70 is: 24,590,300.55
Step by Step Solution
- Step 1: Write the proportion equation
18,377,580.10 : 27,566,370.15 = 16,393,533.70 : x - Step 2: Convert to fraction form
18,377,580.10/27,566,370.15 = 16,393,533.70/x - Step 3: Cross multiply
18,377,580.10x = 27,566,370.15 × 16,393,533.70 - Step 4: Simplify right side
18,377,580.10x = 451,910,218,040,699 - Step 5: Solve for x
x = 451,910,218,040,699/18,377,580.10 - Step 6: Final answer
x = 24,590,300.55
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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.