Finding the Fourth Proportional to 16,381,201.80, 24,590,465.10 and 9,653,406.60
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Solution
The fourth proportional to 16,381,201.80, 24,590,465.10 and 9,653,406.60 is: 14,491,107.61
Step by Step Solution
- Step 1: Write the proportion equation
16,381,201.80 : 24,590,465.10 = 9,653,406.60 : x - Step 2: Convert to fraction form
16,381,201.80/24,590,465.10 = 9,653,406.60/x - Step 3: Cross multiply
16,381,201.80x = 24,590,465.10 × 9,653,406.60 - Step 4: Simplify right side
16,381,201.80x = 237,381,758,093,409.66 - Step 5: Solve for x
x = 237,381,758,093,409.66/16,381,201.80 - Step 6: Final answer
x = 14,491,107.61
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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.