Finding the Third Proportional to 17,989,678 and 27,634,347
Calculator
Solution
The third proportional to 17,989,678 and 27,634,347 is: 42,449,738.91
Step by Step Solution
- Step 1: Write the proportion equation
17,989,678 : 27,634,347 = 27,634,347 : x - Step 2: Convert to fraction form
17,989,678/27,634,347 = 27,634,347/x - Step 3: Cross multiply
17,989,678x = 27,634,347 × 27,634,347 - Step 4: Simplify right side
17,989,678x = 763,657,134,116,409 - Step 5: Solve for x
x = 763,657,134,116,409/17,989,678 - Step 6: Final answer
x = 42,449,738.91
Related Problems
Find third proportional to 8,994,839 and 13,817,173.50
Half scale
Find third proportional to 35,979,356 and 55,268,694
Double scale
Find third proportional to 17,989,680 and 27,634,350
Similar ratio
Find third proportional to 26,984,517 and 41,451,520.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.