Finding the Fourth Proportional to 12,201,473.44, 16,822,713.18 and 8,932,613.14
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Solution
The fourth proportional to 12,201,473.44, 16,822,713.18 and 8,932,613.14 is: 12,315,790.35
Step by Step Solution
- Step 1: Write the proportion equation
12,201,473.44 : 16,822,713.18 = 8,932,613.14 : x - Step 2: Convert to fraction form
12,201,473.44/16,822,713.18 = 8,932,613.14/x - Step 3: Cross multiply
12,201,473.44x = 16,822,713.18 × 8,932,613.14 - Step 4: Simplify right side
12,201,473.44x = 150,270,788,802,119.19 - Step 5: Solve for x
x = 150,270,788,802,119.19/12,201,473.44 - Step 6: Final answer
x = 12,315,790.35
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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.