Finding the Fourth Proportional to 12,155,224.48, 18,230,933.96 and 4,068,135.88
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Solution
The fourth proportional to 12,155,224.48, 18,230,933.96 and 4,068,135.88 is: 6,101,567.00
Step by Step Solution
- Step 1: Write the proportion equation
12,155,224.48 : 18,230,933.96 = 4,068,135.88 : x - Step 2: Convert to fraction form
12,155,224.48/18,230,933.96 = 4,068,135.88/x - Step 3: Cross multiply
12,155,224.48x = 18,230,933.96 × 4,068,135.88 - Step 4: Simplify right side
12,155,224.48x = 74,165,916,568,586.48 - Step 5: Solve for x
x = 74,165,916,568,586.48/12,155,224.48 - Step 6: Final answer
x = 6,101,567.00
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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.