Finding the Fourth Proportional to 53,289,361.44, 79,936,949.16 and 16,895,119.68
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Solution
The fourth proportional to 53,289,361.44, 79,936,949.16 and 16,895,119.68 is: 25,343,601.17
Step by Step Solution
- Step 1: Write the proportion equation
53,289,361.44 : 79,936,949.16 = 16,895,119.68 : x - Step 2: Convert to fraction form
53,289,361.44/79,936,949.16 = 16,895,119.68/x - Step 3: Cross multiply
53,289,361.44x = 79,936,949.16 × 16,895,119.68 - Step 4: Simplify right side
53,289,361.44x = 1,350,544,322,912,275.50 - Step 5: Solve for x
x = 1,350,544,322,912,275.50/53,289,361.44 - Step 6: Final answer
x = 25,343,601.17
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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.