Home / 13,980,820-18,888,962

Finding the Third Proportional to 13,980,820 and 18,888,962

Calculator

Solution

The third proportional to 13,980,820 and 18,888,962 is: 25,520,168.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,820 : 18,888,962 = 18,888,962 : x
  2. Step 2: Convert to fraction form
    13,980,820/18,888,962 = 18,888,962/x
  3. Step 3: Cross multiply
    13,980,820x = 18,888,962 × 18,888,962
  4. Step 4: Simplify right side
    13,980,820x = 356,792,885,437,444
  5. Step 5: Solve for x
    x = 356,792,885,437,444/13,980,820
  6. Step 6: Final answer
    x = 25,520,168.73

Related Problems

Find third proportional to 6,990,410 and 9,444,481
Half scale
Find third proportional to 27,961,640 and 37,777,924
Double scale
Find third proportional to 13,980,822 and 18,888,965
Similar ratio
Find third proportional to 20,971,230 and 28,333,443
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.