Finding the Fourth Proportional to 13,066,716.53, 19,598,797.61 and 3,968,893.12
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Solution
The fourth proportional to 13,066,716.53, 19,598,797.61 and 3,968,893.12 is: 5,952,951.75
Step by Step Solution
- Step 1: Write the proportion equation
13,066,716.53 : 19,598,797.61 = 3,968,893.12 : x - Step 2: Convert to fraction form
13,066,716.53/19,598,797.61 = 3,968,893.12/x - Step 3: Cross multiply
13,066,716.53x = 19,598,797.61 × 3,968,893.12 - Step 4: Simplify right side
13,066,716.53x = 77,785,532,994,601.44 - Step 5: Solve for x
x = 77,785,532,994,601.44/13,066,716.53 - Step 6: Final answer
x = 5,952,951.75
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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.