Finding the Fourth Proportional to 10,323,391.97, 14,246,646.49 and 5,677,536.60
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Solution
The fourth proportional to 10,323,391.97, 14,246,646.49 and 5,677,536.60 is: 7,835,201.56
Step by Step Solution
- Step 1: Write the proportion equation
10,323,391.97 : 14,246,646.49 = 5,677,536.60 : x - Step 2: Convert to fraction form
10,323,391.97/14,246,646.49 = 5,677,536.60/x - Step 3: Cross multiply
10,323,391.97x = 14,246,646.49 × 5,677,536.60 - Step 4: Simplify right side
10,323,391.97x = 80,885,856,874,236.53 - Step 5: Solve for x
x = 80,885,856,874,236.53/10,323,391.97 - Step 6: Final answer
x = 7,835,201.56
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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.