Finding the Fourth Proportional to 10,694,907.72, 14,758,872.12 and 5,800,237.92
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Solution
The fourth proportional to 10,694,907.72, 14,758,872.12 and 5,800,237.92 is: 8,004,273.81
Step by Step Solution
- Step 1: Write the proportion equation
10,694,907.72 : 14,758,872.12 = 5,800,237.92 : x - Step 2: Convert to fraction form
10,694,907.72/14,758,872.12 = 5,800,237.92/x - Step 3: Cross multiply
10,694,907.72x = 14,758,872.12 × 5,800,237.92 - Step 4: Simplify right side
10,694,907.72x = 85,604,969,726,854.78 - Step 5: Solve for x
x = 85,604,969,726,854.78/10,694,907.72 - Step 6: Final answer
x = 8,004,273.81
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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.