Finding the Fourth Proportional to 12,167,065.68, 16,790,044.26 and 6,660,303.78
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Solution
The fourth proportional to 12,167,065.68, 16,790,044.26 and 6,660,303.78 is: 9,190,942.02
Step by Step Solution
- Step 1: Write the proportion equation
12,167,065.68 : 16,790,044.26 = 6,660,303.78 : x - Step 2: Convert to fraction form
12,167,065.68/16,790,044.26 = 6,660,303.78/x - Step 3: Cross multiply
12,167,065.68x = 16,790,044.26 × 6,660,303.78 - Step 4: Simplify right side
12,167,065.68x = 111,826,795,251,245.31 - Step 5: Solve for x
x = 111,826,795,251,245.31/12,167,065.68 - Step 6: Final answer
x = 9,190,942.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.