Home / 13,377,982-20,498,380

Finding the Third Proportional to 13,377,982 and 20,498,380

Calculator

Solution

The third proportional to 13,377,982 and 20,498,380 is: 31,408,592.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,982 : 20,498,380 = 20,498,380 : x
  2. Step 2: Convert to fraction form
    13,377,982/20,498,380 = 20,498,380/x
  3. Step 3: Cross multiply
    13,377,982x = 20,498,380 × 20,498,380
  4. Step 4: Simplify right side
    13,377,982x = 420,183,582,624,400
  5. Step 5: Solve for x
    x = 420,183,582,624,400/13,377,982
  6. Step 6: Final answer
    x = 31,408,592.31

Related Problems

Find third proportional to 6,688,991 and 10,249,190
Half scale
Find third proportional to 26,755,964 and 40,996,760
Double scale
Find third proportional to 13,377,984 and 20,498,383
Similar ratio
Find third proportional to 20,066,973 and 30,747,570
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.