Finding the Fourth Proportional to 10,469,770.63, 14,448,283.07 and 6,122,509.44
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Solution
The fourth proportional to 10,469,770.63, 14,448,283.07 and 6,122,509.44 is: 8,449,062.79
Step by Step Solution
- Step 1: Write the proportion equation
10,469,770.63 : 14,448,283.07 = 6,122,509.44 : x - Step 2: Convert to fraction form
10,469,770.63/14,448,283.07 = 6,122,509.44/x - Step 3: Cross multiply
10,469,770.63x = 14,448,283.07 × 6,122,509.44 - Step 4: Simplify right side
10,469,770.63x = 88,459,749,403,073.58 - Step 5: Solve for x
x = 88,459,749,403,073.58/10,469,770.63 - Step 6: Final answer
x = 8,449,062.79
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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.