Finding the Third Proportional to 7,831,121.63 and 16,819,029
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Solution
The third proportional to 7,831,121.63 and 16,819,029 is: 36,122,505.82
Step by Step Solution
- Step 1: Write the proportion equation
7,831,121.63 : 16,819,029 = 16,819,029 : x - Step 2: Convert to fraction form
7,831,121.63/16,819,029 = 16,819,029/x - Step 3: Cross multiply
7,831,121.63x = 16,819,029 × 16,819,029 - Step 4: Simplify right side
7,831,121.63x = 282,879,736,502,841 - Step 5: Solve for x
x = 282,879,736,502,841/7,831,121.63 - Step 6: Final answer
x = 36,122,505.82
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.