Finding the Fourth Proportional to 14,985,350.62, 20,679,783.62 and 8,109,832.68
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Solution
The fourth proportional to 14,985,350.62, 20,679,783.62 and 8,109,832.68 is: 11,191,568.97
Step by Step Solution
- Step 1: Write the proportion equation
14,985,350.62 : 20,679,783.62 = 8,109,832.68 : x - Step 2: Convert to fraction form
14,985,350.62/20,679,783.62 = 8,109,832.68/x - Step 3: Cross multiply
14,985,350.62x = 20,679,783.62 × 8,109,832.68 - Step 4: Simplify right side
14,985,350.62x = 167,709,585,016,804.72 - Step 5: Solve for x
x = 167,709,585,016,804.72/14,985,350.62 - Step 6: Final answer
x = 11,191,568.97
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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.