Home / 6,378,926-13,643,020

Finding the Third Proportional to 6,378,926 and 13,643,020

Calculator

Solution

The third proportional to 6,378,926 and 13,643,020 is: 29,179,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,926 : 13,643,020 = 13,643,020 : x
  2. Step 2: Convert to fraction form
    6,378,926/13,643,020 = 13,643,020/x
  3. Step 3: Cross multiply
    6,378,926x = 13,643,020 × 13,643,020
  4. Step 4: Simplify right side
    6,378,926x = 186,131,994,720,400
  5. Step 5: Solve for x
    x = 186,131,994,720,400/6,378,926
  6. Step 6: Final answer
    x = 29,179,205.83

Related Problems

Find third proportional to 3,189,463 and 6,821,510
Half scale
Find third proportional to 12,757,852 and 27,286,040
Double scale
Find third proportional to 6,378,928 and 13,643,024
Similar ratio
Find third proportional to 9,568,389 and 20,464,530
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.