Finding the Third Proportional to 7,750,812 and 18,103,638
Calculator
Solution
The third proportional to 7,750,812 and 18,103,638 is: 42,284,822.39
Step by Step Solution
- Step 1: Write the proportion equation
7,750,812 : 18,103,638 = 18,103,638 : x - Step 2: Convert to fraction form
7,750,812/18,103,638 = 18,103,638/x - Step 3: Cross multiply
7,750,812x = 18,103,638 × 18,103,638 - Step 4: Simplify right side
7,750,812x = 327,741,708,835,044 - Step 5: Solve for x
x = 327,741,708,835,044/7,750,812 - Step 6: Final answer
x = 42,284,822.39
Related Problems
Find third proportional to 3,875,406 and 9,051,819
Half scale
Find third proportional to 15,501,624 and 36,207,276
Double scale
Find third proportional to 7,750,814 and 18,103,643
Similar ratio
Find third proportional to 11,626,218 and 27,155,457
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.