Finding the Fourth Proportional to 10,380,694.26, 14,317,396.44 and 6,246,415.46
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Solution
The fourth proportional to 10,380,694.26, 14,317,396.44 and 6,246,415.46 is: 8,615,262.55
Step by Step Solution
- Step 1: Write the proportion equation
10,380,694.26 : 14,317,396.44 = 6,246,415.46 : x - Step 2: Convert to fraction form
10,380,694.26/14,317,396.44 = 6,246,415.46/x - Step 3: Cross multiply
10,380,694.26x = 14,317,396.44 × 6,246,415.46 - Step 4: Simplify right side
10,380,694.26x = 89,432,406,469,764.95 - Step 5: Solve for x
x = 89,432,406,469,764.95/10,380,694.26 - Step 6: Final answer
x = 8,615,262.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.