Finding the Fourth Proportional to 5,307,365.99, 7,950,026.48 and 3,378,739.56
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Solution
The fourth proportional to 5,307,365.99, 7,950,026.48 and 3,378,739.56 is: 5,061,092.27
Step by Step Solution
- Step 1: Write the proportion equation
5,307,365.99 : 7,950,026.48 = 3,378,739.56 : x - Step 2: Convert to fraction form
5,307,365.99/7,950,026.48 = 3,378,739.56/x - Step 3: Cross multiply
5,307,365.99x = 7,950,026.48 × 3,378,739.56 - Step 4: Simplify right side
5,307,365.99x = 26,861,068,954,129.85 - Step 5: Solve for x
x = 26,861,068,954,129.85/5,307,365.99 - Step 6: Final answer
x = 5,061,092.27
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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.