Finding the Fourth Proportional to 17,651,199.80, 24,302,346.42 and 15,062,491.64
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Solution
The fourth proportional to 17,651,199.80, 24,302,346.42 and 15,062,491.64 is: 20,738,187.43
Step by Step Solution
- Step 1: Write the proportion equation
17,651,199.80 : 24,302,346.42 = 15,062,491.64 : x - Step 2: Convert to fraction form
17,651,199.80/24,302,346.42 = 15,062,491.64/x - Step 3: Cross multiply
17,651,199.80x = 24,302,346.42 × 15,062,491.64 - Step 4: Simplify right side
17,651,199.80x = 366,053,889,783,634 - Step 5: Solve for x
x = 366,053,889,783,634/17,651,199.80 - Step 6: Final answer
x = 20,738,187.43
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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.