Finding the Third Proportional to 7,809,840 and 16,819,830
Calculator
Solution
The third proportional to 7,809,840 and 16,819,830 is: 36,224,388.88
Step by Step Solution
- Step 1: Write the proportion equation
7,809,840 : 16,819,830 = 16,819,830 : x - Step 2: Convert to fraction form
7,809,840/16,819,830 = 16,819,830/x - Step 3: Cross multiply
7,809,840x = 16,819,830 × 16,819,830 - Step 4: Simplify right side
7,809,840x = 282,906,681,228,900 - Step 5: Solve for x
x = 282,906,681,228,900/7,809,840 - Step 6: Final answer
x = 36,224,388.88
Related Problems
Find third proportional to 3,904,920 and 8,409,915
Half scale
Find third proportional to 15,619,680 and 33,639,660
Double scale
Find third proportional to 7,809,842 and 16,819,834
Similar ratio
Find third proportional to 11,714,760 and 25,229,745
1.5x scale
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.