Finding the Fourth Proportional to 16,186,906.12, 24,236,850.06 and 12,330,357.11
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Solution
The fourth proportional to 16,186,906.12, 24,236,850.06 and 12,330,357.11 is: 18,462,392.64
Step by Step Solution
- Step 1: Write the proportion equation
16,186,906.12 : 24,236,850.06 = 12,330,357.11 : x - Step 2: Convert to fraction form
16,186,906.12/24,236,850.06 = 12,330,357.11/x - Step 3: Cross multiply
16,186,906.12x = 24,236,850.06 × 12,330,357.11 - Step 4: Simplify right side
16,186,906.12x = 298,849,016,461,324.88 - Step 5: Solve for x
x = 298,849,016,461,324.88/16,186,906.12 - Step 6: Final answer
x = 18,462,392.64
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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.