Finding the Third Proportional to 15,128,220 and 22,707,821
Calculator
Solution
The third proportional to 15,128,220 and 22,707,821 is: 34,084,983.86
Step by Step Solution
- Step 1: Write the proportion equation
15,128,220 : 22,707,821 = 22,707,821 : x - Step 2: Convert to fraction form
15,128,220/22,707,821 = 22,707,821/x - Step 3: Cross multiply
15,128,220x = 22,707,821 × 22,707,821 - Step 4: Simplify right side
15,128,220x = 515,645,134,568,041 - Step 5: Solve for x
x = 515,645,134,568,041/15,128,220 - Step 6: Final answer
x = 34,084,983.86
Related Problems
Find third proportional to 7,564,110 and 11,353,910.50
Half scale
Find third proportional to 30,256,440 and 45,415,642
Double scale
Find third proportional to 15,128,222 and 22,707,824
Similar ratio
Find third proportional to 22,692,330 and 34,061,731.50
1.5x scale
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.