Finding the Third Proportional to 7,890,388 and 16,999,668
Calculator
Solution
The third proportional to 7,890,388 and 16,999,668 is: 36,625,412.10
Step by Step Solution
- Step 1: Write the proportion equation
7,890,388 : 16,999,668 = 16,999,668 : x - Step 2: Convert to fraction form
7,890,388/16,999,668 = 16,999,668/x - Step 3: Cross multiply
7,890,388x = 16,999,668 × 16,999,668 - Step 4: Simplify right side
7,890,388x = 288,988,712,110,224 - Step 5: Solve for x
x = 288,988,712,110,224/7,890,388 - Step 6: Final answer
x = 36,625,412.10
Related Problems
Find third proportional to 3,945,194 and 8,499,834
Half scale
Find third proportional to 15,780,776 and 33,999,336
Double scale
Find third proportional to 7,890,390 and 16,999,672
Similar ratio
Find third proportional to 11,835,582 and 25,499,502
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.