Home / 7,018,256-15,305,728

Finding the Third Proportional to 7,018,256 and 15,305,728

Calculator

Solution

The third proportional to 7,018,256 and 15,305,728 is: 33,379,419.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018,256 : 15,305,728 = 15,305,728 : x
  2. Step 2: Convert to fraction form
    7,018,256/15,305,728 = 15,305,728/x
  3. Step 3: Cross multiply
    7,018,256x = 15,305,728 × 15,305,728
  4. Step 4: Simplify right side
    7,018,256x = 234,265,309,609,984
  5. Step 5: Solve for x
    x = 234,265,309,609,984/7,018,256
  6. Step 6: Final answer
    x = 33,379,419.28

Related Problems

Find third proportional to 3,509,128 and 7,652,864
Half scale
Find third proportional to 14,036,512 and 30,611,456
Double scale
Find third proportional to 7,018,258 and 15,305,732
Similar ratio
Find third proportional to 10,527,384 and 22,958,592
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.