Finding the Fourth Proportional to 11,192,575.40, 16,788,863.10 and 4,004,343.80
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Solution
The fourth proportional to 11,192,575.40, 16,788,863.10 and 4,004,343.80 is: 6,006,515.70
Step by Step Solution
- Step 1: Write the proportion equation
11,192,575.40 : 16,788,863.10 = 4,004,343.80 : x - Step 2: Convert to fraction form
11,192,575.40/16,788,863.10 = 4,004,343.80/x - Step 3: Cross multiply
11,192,575.40x = 16,788,863.10 × 4,004,343.80 - Step 4: Simplify right side
11,192,575.40x = 67,228,379,863,533.78 - Step 5: Solve for x
x = 67,228,379,863,533.78/11,192,575.40 - Step 6: Final answer
x = 6,006,515.70
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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.