Finding the Fourth Proportional to 11,855,851.95, 16,352,048.43 and 10,204,809.09
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Solution
The fourth proportional to 11,855,851.95, 16,352,048.43 and 10,204,809.09 is: 14,074,866.42
Step by Step Solution
- Step 1: Write the proportion equation
11,855,851.95 : 16,352,048.43 = 10,204,809.09 : x - Step 2: Convert to fraction form
11,855,851.95/16,352,048.43 = 10,204,809.09/x - Step 3: Cross multiply
11,855,851.95x = 16,352,048.43 × 10,204,809.09 - Step 4: Simplify right side
11,855,851.95x = 166,869,532,458,584.22 - Step 5: Solve for x
x = 166,869,532,458,584.22/11,855,851.95 - Step 6: Final answer
x = 14,074,866.42
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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.