Finding the Fourth Proportional to 57,134,376.44, 85,704,806.84 and 18,276,241.60
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Solution
The fourth proportional to 57,134,376.44, 85,704,806.84 and 18,276,241.60 is: 27,415,399.51
Step by Step Solution
- Step 1: Write the proportion equation
57,134,376.44 : 85,704,806.84 = 18,276,241.60 : x - Step 2: Convert to fraction form
57,134,376.44/85,704,806.84 = 18,276,241.60/x - Step 3: Cross multiply
57,134,376.44x = 85,704,806.84 × 18,276,241.60 - Step 4: Simplify right side
57,134,376.44x = 1,566,361,756,089,172.75 - Step 5: Solve for x
x = 1,566,361,756,089,172.75/57,134,376.44 - Step 6: Final answer
x = 27,415,399.51
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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.