Finding the Fourth Proportional to 75,957,687.60, 113,936,532.84 and 18,449,571.28
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Solution
The fourth proportional to 75,957,687.60, 113,936,532.84 and 18,449,571.28 is: 27,674,357.27
Step by Step Solution
- Step 1: Write the proportion equation
75,957,687.60 : 113,936,532.84 = 18,449,571.28 : x - Step 2: Convert to fraction form
75,957,687.60/113,936,532.84 = 18,449,571.28/x - Step 3: Cross multiply
75,957,687.60x = 113,936,532.84 × 18,449,571.28 - Step 4: Simplify right side
75,957,687.60x = 2,102,080,184,027,641 - Step 5: Solve for x
x = 2,102,080,184,027,641/75,957,687.60 - Step 6: Final answer
x = 27,674,357.27
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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.