Finding the Fourth Proportional to 18,093,702.36, 27,101,579.52 and 8,494,696.92
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Solution
The fourth proportional to 18,093,702.36, 27,101,579.52 and 8,494,696.92 is: 12,723,747.72
Step by Step Solution
- Step 1: Write the proportion equation
18,093,702.36 : 27,101,579.52 = 8,494,696.92 : x - Step 2: Convert to fraction form
18,093,702.36/27,101,579.52 = 8,494,696.92/x - Step 3: Cross multiply
18,093,702.36x = 27,101,579.52 × 8,494,696.92 - Step 4: Simplify right side
18,093,702.36x = 230,219,704,075,679.06 - Step 5: Solve for x
x = 230,219,704,075,679.06/18,093,702.36 - Step 6: Final answer
x = 12,723,747.72
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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.