Finding the Fourth Proportional to 8,492,642.01, 12,738,009.03 and 2,345,497.58
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Solution
The fourth proportional to 8,492,642.01, 12,738,009.03 and 2,345,497.58 is: 3,517,982.89
Step by Step Solution
- Step 1: Write the proportion equation
8,492,642.01 : 12,738,009.03 = 2,345,497.58 : x - Step 2: Convert to fraction form
8,492,642.01/12,738,009.03 = 2,345,497.58/x - Step 3: Cross multiply
8,492,642.01x = 12,738,009.03 × 2,345,497.58 - Step 4: Simplify right side
8,492,642.01x = 29,876,969,290,193.10 - Step 5: Solve for x
x = 29,876,969,290,193.10/8,492,642.01 - Step 6: Final answer
x = 3,517,982.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.