Finding the Fourth Proportional to 18,463,634.26, 27,670,693.36 and 14,369,898.31
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Solution
The fourth proportional to 18,463,634.26, 27,670,693.36 and 14,369,898.31 is: 21,535,578.76
Step by Step Solution
- Step 1: Write the proportion equation
18,463,634.26 : 27,670,693.36 = 14,369,898.31 : x - Step 2: Convert to fraction form
18,463,634.26/27,670,693.36 = 14,369,898.31/x - Step 3: Cross multiply
18,463,634.26x = 27,670,693.36 × 14,369,898.31 - Step 4: Simplify right side
18,463,634.26x = 397,625,049,809,129.50 - Step 5: Solve for x
x = 397,625,049,809,129.50/18,463,634.26 - Step 6: Final answer
x = 21,535,578.76
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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.