Finding the Fourth Proportional to 14,374,059.48, 21,526,716.69 and 8,290,347.08
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Solution
The fourth proportional to 14,374,059.48, 21,526,716.69 and 8,290,347.08 is: 12,415,696.00
Step by Step Solution
- Step 1: Write the proportion equation
14,374,059.48 : 21,526,716.69 = 8,290,347.08 : x - Step 2: Convert to fraction form
14,374,059.48/21,526,716.69 = 8,290,347.08/x - Step 3: Cross multiply
14,374,059.48x = 21,526,716.69 × 8,290,347.08 - Step 4: Simplify right side
14,374,059.48x = 178,463,952,745,295.19 - Step 5: Solve for x
x = 178,463,952,745,295.19/14,374,059.48 - Step 6: Final answer
x = 12,415,696.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.