Finding the Fourth Proportional to 11,645,034.71, 16,070,213.66 and 6,753,161.21
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Solution
The fourth proportional to 11,645,034.71, 16,070,213.66 and 6,753,161.21 is: 9,319,400.60
Step by Step Solution
- Step 1: Write the proportion equation
11,645,034.71 : 16,070,213.66 = 6,753,161.21 : x - Step 2: Convert to fraction form
11,645,034.71/16,070,213.66 = 6,753,161.21/x - Step 3: Cross multiply
11,645,034.71x = 16,070,213.66 × 6,753,161.21 - Step 4: Simplify right side
11,645,034.71x = 108,524,743,411,007.25 - Step 5: Solve for x
x = 108,524,743,411,007.25/11,645,034.71 - Step 6: Final answer
x = 9,319,400.60
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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.