Finding the Fourth Proportional to 18,375,175.50, 27,563,900.49 and 5,596,621.98
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Solution
The fourth proportional to 18,375,175.50, 27,563,900.49 and 5,596,621.98 is: 8,395,279.35
Step by Step Solution
- Step 1: Write the proportion equation
18,375,175.50 : 27,563,900.49 = 5,596,621.98 : x - Step 2: Convert to fraction form
18,375,175.50/27,563,900.49 = 5,596,621.98/x - Step 3: Cross multiply
18,375,175.50x = 27,563,900.49 × 5,596,621.98 - Step 4: Simplify right side
18,375,175.50x = 154,264,731,336,866.78 - Step 5: Solve for x
x = 154,264,731,336,866.78/18,375,175.50 - Step 6: Final answer
x = 8,395,279.35
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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.