Finding the Fourth Proportional to 12,106,349.82, 16,706,653.11 and 6,673,841.82
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Solution
The fourth proportional to 12,106,349.82, 16,706,653.11 and 6,673,841.82 is: 9,209,841.27
Step by Step Solution
- Step 1: Write the proportion equation
12,106,349.82 : 16,706,653.11 = 6,673,841.82 : x - Step 2: Convert to fraction form
12,106,349.82/16,706,653.11 = 6,673,841.82/x - Step 3: Cross multiply
12,106,349.82x = 16,706,653.11 × 6,673,841.82 - Step 4: Simplify right side
12,106,349.82x = 111,497,560,197,751.06 - Step 5: Solve for x
x = 111,497,560,197,751.06/12,106,349.82 - Step 6: Final answer
x = 9,209,841.27
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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.