Finding the Fourth Proportional to 7,208,634.96, 10,802,323.62 and 6,804,739.80
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Solution
The fourth proportional to 7,208,634.96, 10,802,323.62 and 6,804,739.80 is: 10,197,076.41
Step by Step Solution
- Step 1: Write the proportion equation
7,208,634.96 : 10,802,323.62 = 6,804,739.80 : x - Step 2: Convert to fraction form
7,208,634.96/10,802,323.62 = 6,804,739.80/x - Step 3: Cross multiply
7,208,634.96x = 10,802,323.62 × 6,804,739.80 - Step 4: Simplify right side
7,208,634.96x = 73,507,001,469,494.06 - Step 5: Solve for x
x = 73,507,001,469,494.06/7,208,634.96 - Step 6: Final answer
x = 10,197,076.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.