Home / 9,822,908-20,663,821

Finding the Third Proportional to 9,822,908 and 20,663,821

Calculator

Solution

The third proportional to 9,822,908 and 20,663,821 is: 43,469,153.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822,908 : 20,663,821 = 20,663,821 : x
  2. Step 2: Convert to fraction form
    9,822,908/20,663,821 = 20,663,821/x
  3. Step 3: Cross multiply
    9,822,908x = 20,663,821 × 20,663,821
  4. Step 4: Simplify right side
    9,822,908x = 426,993,498,320,041
  5. Step 5: Solve for x
    x = 426,993,498,320,041/9,822,908
  6. Step 6: Final answer
    x = 43,469,153.77

Related Problems

Find third proportional to 4,911,454 and 10,331,910.50
Half scale
Find third proportional to 19,645,816 and 41,327,642
Double scale
Find third proportional to 9,822,910 and 20,663,825
Similar ratio
Find third proportional to 14,734,362 and 30,995,731.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.