Finding the Fourth Proportional to 14,244,931.68, 19,658,022.96 and 7,718,556
Calculator
Solution
The fourth proportional to 14,244,931.68, 19,658,022.96 and 7,718,556 is: 10,651,616.62
Step by Step Solution
- Step 1: Write the proportion equation
14,244,931.68 : 19,658,022.96 = 7,718,556 : x - Step 2: Convert to fraction form
14,244,931.68/19,658,022.96 = 7,718,556/x - Step 3: Cross multiply
14,244,931.68x = 19,658,022.96 × 7,718,556 - Step 4: Simplify right side
14,244,931.68x = 151,731,551,066,045.78 - Step 5: Solve for x
x = 151,731,551,066,045.78/14,244,931.68 - Step 6: Final answer
x = 10,651,616.62
Related Problems
Find fourth proportional to 7,122,465.84, 9,829,011.48 and 3,859,278
Half scale
Find fourth proportional to 28,489,863.36, 39,316,045.92 and 15,437,112
Double scale
Find fourth proportional to 14,244,932.68, 19,658,024.34 and 7,718,557
Similar ratio
Find fourth proportional to 21,367,397.52, 29,487,034.44 and 11,577,834
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.