Finding the Fourth Proportional to 8,268,734.71, 12,403,059.03 and 2,120,687.68
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Solution
The fourth proportional to 8,268,734.71, 12,403,059.03 and 2,120,687.68 is: 3,181,020.48
Step by Step Solution
- Step 1: Write the proportion equation
8,268,734.71 : 12,403,059.03 = 2,120,687.68 : x - Step 2: Convert to fraction form
8,268,734.71/12,403,059.03 = 2,120,687.68/x - Step 3: Cross multiply
8,268,734.71x = 12,403,059.03 × 2,120,687.68 - Step 4: Simplify right side
8,268,734.71x = 26,303,014,479,233.75 - Step 5: Solve for x
x = 26,303,014,479,233.75/8,268,734.71 - Step 6: Final answer
x = 3,181,020.48
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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.