Finding the Fourth Proportional to 12,177,123.84, 18,264,234.24 and 3,202,375.68
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Solution
The fourth proportional to 12,177,123.84, 18,264,234.24 and 3,202,375.68 is: 4,803,181.80
Step by Step Solution
- Step 1: Write the proportion equation
12,177,123.84 : 18,264,234.24 = 3,202,375.68 : x - Step 2: Convert to fraction form
12,177,123.84/18,264,234.24 = 3,202,375.68/x - Step 3: Cross multiply
12,177,123.84x = 18,264,234.24 × 3,202,375.68 - Step 4: Simplify right side
12,177,123.84x = 58,488,939,543,999.28 - Step 5: Solve for x
x = 58,488,939,543,999.28/12,177,123.84 - Step 6: Final answer
x = 4,803,181.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.