Home / 15,204,876-31,487,642

Finding the Third Proportional to 15,204,876 and 31,487,642

Calculator

Solution

The third proportional to 15,204,876 and 31,487,642 is: 65,207,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,204,876 : 31,487,642 = 31,487,642 : x
  2. Step 2: Convert to fraction form
    15,204,876/31,487,642 = 31,487,642/x
  3. Step 3: Cross multiply
    15,204,876x = 31,487,642 × 31,487,642
  4. Step 4: Simplify right side
    15,204,876x = 991,471,598,720,164
  5. Step 5: Solve for x
    x = 991,471,598,720,164/15,204,876
  6. Step 6: Final answer
    x = 65,207,476.78

Related Problems

Find third proportional to 7,602,438 and 15,743,821
Half scale
Find third proportional to 30,409,752 and 62,975,284
Double scale
Find third proportional to 15,204,878 and 31,487,646
Similar ratio
Find third proportional to 22,807,314 and 47,231,463
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.