Finding the Fourth Proportional to 10,203,912.14, 14,080,867.31 and 6,336,350.87
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Solution
The fourth proportional to 10,203,912.14, 14,080,867.31 and 6,336,350.87 is: 8,743,834.19
Step by Step Solution
- Step 1: Write the proportion equation
10,203,912.14 : 14,080,867.31 = 6,336,350.87 : x - Step 2: Convert to fraction form
10,203,912.14/14,080,867.31 = 6,336,350.87/x - Step 3: Cross multiply
10,203,912.14x = 14,080,867.31 × 6,336,350.87 - Step 4: Simplify right side
10,203,912.14x = 89,221,315,830,073.06 - Step 5: Solve for x
x = 89,221,315,830,073.06/10,203,912.14 - Step 6: Final answer
x = 8,743,834.19
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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.