Finding the Fourth Proportional to 18,080,546.44, 24,936,717.08 and 11,891,946.36
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Solution
The fourth proportional to 18,080,546.44, 24,936,717.08 and 11,891,946.36 is: 16,401,390.46
Step by Step Solution
- Step 1: Write the proportion equation
18,080,546.44 : 24,936,717.08 = 11,891,946.36 : x - Step 2: Convert to fraction form
18,080,546.44/24,936,717.08 = 11,891,946.36/x - Step 3: Cross multiply
18,080,546.44x = 24,936,717.08 × 11,891,946.36 - Step 4: Simplify right side
18,080,546.44x = 296,546,101,909,855.81 - Step 5: Solve for x
x = 296,546,101,909,855.81/18,080,546.44 - Step 6: Final answer
x = 16,401,390.46
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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.