Finding the Fourth Proportional to 10,203,912.64, 14,080,868.00 and 6,336,351.37
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Solution
The fourth proportional to 10,203,912.64, 14,080,868.00 and 6,336,351.37 is: 8,743,834.87
Step by Step Solution
- Step 1: Write the proportion equation
10,203,912.64 : 14,080,868.00 = 6,336,351.37 : x - Step 2: Convert to fraction form
10,203,912.64/14,080,868.00 = 6,336,351.37/x - Step 3: Cross multiply
10,203,912.64x = 14,080,868.00 × 6,336,351.37 - Step 4: Simplify right side
10,203,912.64x = 89,221,327,175,705.22 - Step 5: Solve for x
x = 89,221,327,175,705.22/10,203,912.64 - Step 6: Final answer
x = 8,743,834.87
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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.