Finding the Third Proportional to 7,486,479 and 15,326,977.50
Calculator
Solution
The third proportional to 7,486,479 and 15,326,977.50 is: 31,378,734.82
Step by Step Solution
- Step 1: Write the proportion equation
7,486,479 : 15,326,977.50 = 15,326,977.50 : x - Step 2: Convert to fraction form
7,486,479/15,326,977.50 = 15,326,977.50/x - Step 3: Cross multiply
7,486,479x = 15,326,977.50 × 15,326,977.50 - Step 4: Simplify right side
7,486,479x = 234,916,239,285,506.25 - Step 5: Solve for x
x = 234,916,239,285,506.25/7,486,479 - Step 6: Final answer
x = 31,378,734.82
Related Problems
Find third proportional to 3,743,239.50 and 7,663,488.75
Half scale
Find third proportional to 14,972,958 and 30,653,955
Double scale
Find third proportional to 7,486,481 and 15,326,982
Similar ratio
Find third proportional to 11,229,718.50 and 22,990,466.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.