Finding the Fourth Proportional to 10,795,442.20, 16,193,163.30 and 2,817,266.20
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Solution
The fourth proportional to 10,795,442.20, 16,193,163.30 and 2,817,266.20 is: 4,225,899.30
Step by Step Solution
- Step 1: Write the proportion equation
10,795,442.20 : 16,193,163.30 = 2,817,266.20 : x - Step 2: Convert to fraction form
10,795,442.20/16,193,163.30 = 2,817,266.20/x - Step 3: Cross multiply
10,795,442.20x = 16,193,163.30 × 2,817,266.20 - Step 4: Simplify right side
10,795,442.20x = 45,620,451,636,170.47 - Step 5: Solve for x
x = 45,620,451,636,170.47/10,795,442.20 - Step 6: Final answer
x = 4,225,899.30
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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.