Finding the Third Proportional to 4,120,875 and 8,358,205.50
Calculator
Solution
The third proportional to 4,120,875 and 8,358,205.50 is: 16,952,613.02
Step by Step Solution
- Step 1: Write the proportion equation
4,120,875 : 8,358,205.50 = 8,358,205.50 : x - Step 2: Convert to fraction form
4,120,875/8,358,205.50 = 8,358,205.50/x - Step 3: Cross multiply
4,120,875x = 8,358,205.50 × 8,358,205.50 - Step 4: Simplify right side
4,120,875x = 69,859,599,180,230.25 - Step 5: Solve for x
x = 69,859,599,180,230.25/4,120,875 - Step 6: Final answer
x = 16,952,613.02
Related Problems
Find third proportional to 2,060,437.50 and 4,179,102.75
Half scale
Find third proportional to 8,241,750 and 16,716,411
Double scale
Find third proportional to 4,120,877 and 8,358,210
Similar ratio
Find third proportional to 6,181,312.50 and 12,537,308.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.