Finding the Fourth Proportional to 11,018,893.91, 16,530,052.19 and 5,624,625.60
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Solution
The fourth proportional to 11,018,893.91, 16,530,052.19 and 5,624,625.60 is: 8,437,811.95
Step by Step Solution
- Step 1: Write the proportion equation
11,018,893.91 : 16,530,052.19 = 5,624,625.60 : x - Step 2: Convert to fraction form
11,018,893.91/16,530,052.19 = 5,624,625.60/x - Step 3: Cross multiply
11,018,893.91x = 16,530,052.19 × 5,624,625.60 - Step 4: Simplify right side
11,018,893.91x = 92,975,354,689,086.94 - Step 5: Solve for x
x = 92,975,354,689,086.94/11,018,893.91 - Step 6: Final answer
x = 8,437,811.95
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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.