Home / 4,991,208-10,218,504

Finding the Third Proportional to 4,991,208 and 10,218,504

Calculator

Solution

The third proportional to 4,991,208 and 10,218,504 is: 20,920,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,208 : 10,218,504 = 10,218,504 : x
  2. Step 2: Convert to fraction form
    4,991,208/10,218,504 = 10,218,504/x
  3. Step 3: Cross multiply
    4,991,208x = 10,218,504 × 10,218,504
  4. Step 4: Simplify right side
    4,991,208x = 104,417,823,998,016
  5. Step 5: Solve for x
    x = 104,417,823,998,016/4,991,208
  6. Step 6: Final answer
    x = 20,920,351.15

Related Problems

Find third proportional to 2,495,604 and 5,109,252
Half scale
Find third proportional to 9,982,416 and 20,437,008
Double scale
Find third proportional to 4,991,210 and 10,218,508
Similar ratio
Find third proportional to 7,486,812 and 15,327,756
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.