Finding the Fourth Proportional to 24,448,138.09, 36,638,143.26 and 18,375,784.99
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Solution
The fourth proportional to 24,448,138.09, 36,638,143.26 and 18,375,784.99 is: 27,538,074.29
Step by Step Solution
- Step 1: Write the proportion equation
24,448,138.09 : 36,638,143.26 = 18,375,784.99 : x - Step 2: Convert to fraction form
24,448,138.09/36,638,143.26 = 18,375,784.99/x - Step 3: Cross multiply
24,448,138.09x = 36,638,143.26 × 18,375,784.99 - Step 4: Simplify right side
24,448,138.09x = 673,254,642,978,577.62 - Step 5: Solve for x
x = 673,254,642,978,577.62/24,448,138.09 - Step 6: Final answer
x = 27,538,074.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.