Finding the Fourth Proportional to 13,106,297.26, 18,086,382 and 7,600,655.98
Calculator
Solution
The fourth proportional to 13,106,297.26, 18,086,382 and 7,600,655.98 is: 10,488,726.51
Step by Step Solution
- Step 1: Write the proportion equation
13,106,297.26 : 18,086,382 = 7,600,655.98 : x - Step 2: Convert to fraction form
13,106,297.26/18,086,382 = 7,600,655.98/x - Step 3: Cross multiply
13,106,297.26x = 18,086,382 × 7,600,655.98 - Step 4: Simplify right side
13,106,297.26x = 137,468,367,504,864.38 - Step 5: Solve for x
x = 137,468,367,504,864.38/13,106,297.26 - Step 6: Final answer
x = 10,488,726.51
Related Problems
Find fourth proportional to 6,553,148.63, 9,043,191 and 3,800,327.99
Half scale
Find fourth proportional to 26,212,594.52, 36,172,764 and 15,201,311.96
Double scale
Find fourth proportional to 13,106,298.26, 18,086,383.38 and 7,600,656.98
Similar ratio
Find fourth proportional to 19,659,445.89, 27,129,573 and 11,400,983.97
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.