Finding the Fourth Proportional to 18,085,841.96, 24,952,289.16 and 11,207,814.44
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Solution
The fourth proportional to 18,085,841.96, 24,952,289.16 and 11,207,814.44 is: 15,462,958.67
Step by Step Solution
- Step 1: Write the proportion equation
18,085,841.96 : 24,952,289.16 = 11,207,814.44 : x - Step 2: Convert to fraction form
18,085,841.96/24,952,289.16 = 11,207,814.44/x - Step 3: Cross multiply
18,085,841.96x = 24,952,289.16 × 11,207,814.44 - Step 4: Simplify right side
18,085,841.96x = 279,660,626,758,503.47 - Step 5: Solve for x
x = 279,660,626,758,503.47/18,085,841.96 - Step 6: Final answer
x = 15,462,958.67
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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.