Finding the Fourth Proportional to 61,694,906.19, 85,089,327.18 and 54,236,621.31
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Solution
The fourth proportional to 61,694,906.19, 85,089,327.18 and 54,236,621.31 is: 74,802,895.42
Step by Step Solution
- Step 1: Write the proportion equation
61,694,906.19 : 85,089,327.18 = 54,236,621.31 : x - Step 2: Convert to fraction form
61,694,906.19/85,089,327.18 = 54,236,621.31/x - Step 3: Cross multiply
61,694,906.19x = 85,089,327.18 × 54,236,621.31 - Step 4: Simplify right side
61,694,906.19x = 4,614,957,615,784,351 - Step 5: Solve for x
x = 4,614,957,615,784,351/61,694,906.19 - Step 6: Final answer
x = 74,802,895.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.