Finding the Fourth Proportional to 11,268,653.68, 16,904,334.18 and 3,980,616.81
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Solution
The fourth proportional to 11,268,653.68, 16,904,334.18 and 3,980,616.81 is: 5,971,403.39
Step by Step Solution
- Step 1: Write the proportion equation
11,268,653.68 : 16,904,334.18 = 3,980,616.81 : x - Step 2: Convert to fraction form
11,268,653.68/16,904,334.18 = 3,980,616.81/x - Step 3: Cross multiply
11,268,653.68x = 16,904,334.18 × 3,980,616.81 - Step 4: Simplify right side
11,268,653.68x = 67,289,676,798,765.56 - Step 5: Solve for x
x = 67,289,676,798,765.56/11,268,653.68 - Step 6: Final answer
x = 5,971,403.39
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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.