Finding the Third Proportional to 18,988,041 and 29,420,283
Calculator
Solution
The third proportional to 18,988,041 and 29,420,283 is: 45,584,115.38
Step by Step Solution
- Step 1: Write the proportion equation
18,988,041 : 29,420,283 = 29,420,283 : x - Step 2: Convert to fraction form
18,988,041/29,420,283 = 29,420,283/x - Step 3: Cross multiply
18,988,041x = 29,420,283 × 29,420,283 - Step 4: Simplify right side
18,988,041x = 865,553,051,800,089 - Step 5: Solve for x
x = 865,553,051,800,089/18,988,041 - Step 6: Final answer
x = 45,584,115.38
Related Problems
Find third proportional to 9,494,020.50 and 14,710,141.50
Half scale
Find third proportional to 37,976,082 and 58,840,566
Double scale
Find third proportional to 18,988,043 and 29,420,286
Similar ratio
Find third proportional to 28,482,061.50 and 44,130,424.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.