Home / 13,512,378-20,940,462

Finding the Third Proportional to 13,512,378 and 20,940,462

Calculator

Solution

The third proportional to 13,512,378 and 20,940,462 is: 32,451,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,512,378 : 20,940,462 = 20,940,462 : x
  2. Step 2: Convert to fraction form
    13,512,378/20,940,462 = 20,940,462/x
  3. Step 3: Cross multiply
    13,512,378x = 20,940,462 × 20,940,462
  4. Step 4: Simplify right side
    13,512,378x = 438,502,948,773,444
  5. Step 5: Solve for x
    x = 438,502,948,773,444/13,512,378
  6. Step 6: Final answer
    x = 32,451,945.08

Related Problems

Find third proportional to 6,756,189 and 10,470,231
Half scale
Find third proportional to 27,024,756 and 41,880,924
Double scale
Find third proportional to 13,512,380 and 20,940,465
Similar ratio
Find third proportional to 20,268,567 and 31,410,693
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.