Home / 8,378,325-18,249,623

Finding the Third Proportional to 8,378,325 and 18,249,623

Calculator

Solution

The third proportional to 8,378,325 and 18,249,623 is: 39,751,231.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378,325 : 18,249,623 = 18,249,623 : x
  2. Step 2: Convert to fraction form
    8,378,325/18,249,623 = 18,249,623/x
  3. Step 3: Cross multiply
    8,378,325x = 18,249,623 × 18,249,623
  4. Step 4: Simplify right side
    8,378,325x = 333,048,739,642,129
  5. Step 5: Solve for x
    x = 333,048,739,642,129/8,378,325
  6. Step 6: Final answer
    x = 39,751,231.86

Related Problems

Find third proportional to 4,189,162.50 and 9,124,811.50
Half scale
Find third proportional to 16,756,650 and 36,499,246
Double scale
Find third proportional to 8,378,327 and 18,249,627
Similar ratio
Find third proportional to 12,567,487.50 and 27,374,434.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.