Finding the Fourth Proportional to 8,268,735.71, 12,403,060.53 and 2,120,688.68
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Solution
The fourth proportional to 8,268,735.71, 12,403,060.53 and 2,120,688.68 is: 3,181,021.98
Step by Step Solution
- Step 1: Write the proportion equation
8,268,735.71 : 12,403,060.53 = 2,120,688.68 : x - Step 2: Convert to fraction form
8,268,735.71/12,403,060.53 = 2,120,688.68/x - Step 3: Cross multiply
8,268,735.71x = 12,403,060.53 × 2,120,688.68 - Step 4: Simplify right side
8,268,735.71x = 26,303,030,063,325.80 - Step 5: Solve for x
x = 26,303,030,063,325.80/8,268,735.71 - Step 6: Final answer
x = 3,181,021.98
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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.