Finding the Fourth Proportional to 36,379,375.20, 54,576,644.40 and 12,125,836.80
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Solution
The fourth proportional to 36,379,375.20, 54,576,644.40 and 12,125,836.80 is: 18,191,282.27
Step by Step Solution
- Step 1: Write the proportion equation
36,379,375.20 : 54,576,644.40 = 12,125,836.80 : x - Step 2: Convert to fraction form
36,379,375.20/54,576,644.40 = 12,125,836.80/x - Step 3: Cross multiply
36,379,375.20x = 54,576,644.40 × 12,125,836.80 - Step 4: Simplify right side
36,379,375.20x = 661,787,483,086,034 - Step 5: Solve for x
x = 661,787,483,086,034/36,379,375.20 - Step 6: Final answer
x = 18,191,282.27
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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.