Finding the Fourth Proportional to 26,242,854.12, 39,332,367 and 18,568,710
Calculator
Solution
The fourth proportional to 26,242,854.12, 39,332,367 and 18,568,710 is: 27,830,483.42
Step by Step Solution
- Step 1: Write the proportion equation
26,242,854.12 : 39,332,367 = 18,568,710 : x - Step 2: Convert to fraction form
26,242,854.12/39,332,367 = 18,568,710/x - Step 3: Cross multiply
26,242,854.12x = 39,332,367 × 18,568,710 - Step 4: Simplify right side
26,242,854.12x = 730,351,316,436,570 - Step 5: Solve for x
x = 730,351,316,436,570/26,242,854.12 - Step 6: Final answer
x = 27,830,483.42
Related Problems
Find fourth proportional to 13,121,427.06, 19,666,183.50 and 9,284,355
Half scale
Find fourth proportional to 52,485,708.24, 78,664,734 and 37,137,420
Double scale
Find fourth proportional to 26,242,855.12, 39,332,368.50 and 18,568,711
Similar ratio
Find fourth proportional to 39,364,281.18, 58,998,550.50 and 27,853,065
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.