Finding the Fourth Proportional to 8,738,563.14, 12,054,278.79 and 5,469,702.84
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Solution
The fourth proportional to 8,738,563.14, 12,054,278.79 and 5,469,702.84 is: 7,545,098.88
Step by Step Solution
- Step 1: Write the proportion equation
8,738,563.14 : 12,054,278.79 = 5,469,702.84 : x - Step 2: Convert to fraction form
8,738,563.14/12,054,278.79 = 5,469,702.84/x - Step 3: Cross multiply
8,738,563.14x = 12,054,278.79 × 5,469,702.84 - Step 4: Simplify right side
8,738,563.14x = 65,933,322,931,814.76 - Step 5: Solve for x
x = 65,933,322,931,814.76/8,738,563.14 - Step 6: Final answer
x = 7,545,098.88
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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.