Finding the Fourth Proportional to 15,824,961.63, 23,737,183.05 and 5,042,115.99
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Solution
The fourth proportional to 15,824,961.63, 23,737,183.05 and 5,042,115.99 is: 7,563,091.34
Step by Step Solution
- Step 1: Write the proportion equation
15,824,961.63 : 23,737,183.05 = 5,042,115.99 : x - Step 2: Convert to fraction form
15,824,961.63/23,737,183.05 = 5,042,115.99/x - Step 3: Cross multiply
15,824,961.63x = 23,737,183.05 × 5,042,115.99 - Step 4: Simplify right side
15,824,961.63x = 119,685,630,213,961.98 - Step 5: Solve for x
x = 119,685,630,213,961.98/15,824,961.63 - Step 6: Final answer
x = 7,563,091.34
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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.