Finding the Fourth Proportional to 8,431,287.68, 12,648,137.94 and 2,595,967.13
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Solution
The fourth proportional to 8,431,287.68, 12,648,137.94 and 2,595,967.13 is: 3,894,322.14
Step by Step Solution
- Step 1: Write the proportion equation
8,431,287.68 : 12,648,137.94 = 2,595,967.13 : x - Step 2: Convert to fraction form
8,431,287.68/12,648,137.94 = 2,595,967.13/x - Step 3: Cross multiply
8,431,287.68x = 12,648,137.94 × 2,595,967.13 - Step 4: Simplify right side
8,431,287.68x = 32,834,150,284,705.22 - Step 5: Solve for x
x = 32,834,150,284,705.22/8,431,287.68 - Step 6: Final answer
x = 3,894,322.14
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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.