Finding the Fourth Proportional to 21,062,022, 31,593,033 and 5,105,670
Calculator
Solution
The fourth proportional to 21,062,022, 31,593,033 and 5,105,670 is: 7,658,505
Step by Step Solution
- Step 1: Write the proportion equation
21,062,022 : 31,593,033 = 5,105,670 : x - Step 2: Convert to fraction form
21,062,022/31,593,033 = 5,105,670/x - Step 3: Cross multiply
21,062,022x = 31,593,033 × 5,105,670 - Step 4: Simplify right side
21,062,022x = 161,303,600,797,110 - Step 5: Solve for x
x = 161,303,600,797,110/21,062,022 - Step 6: Final answer
x = 7,658,505
Related Problems
Find fourth proportional to 10,531,011, 15,796,516.50 and 2,552,835
Half scale
Find fourth proportional to 42,124,044, 63,186,066 and 10,211,340
Double scale
Find fourth proportional to 21,062,023, 31,593,034.50 and 5,105,671
Similar ratio
Find fourth proportional to 31,593,033, 47,389,549.50 and 7,658,505
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.