Home / 9,459,870-20,750,987

Finding the Third Proportional to 9,459,870 and 20,750,987

Calculator

Solution

The third proportional to 9,459,870 and 20,750,987 is: 45,518,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459,870 : 20,750,987 = 20,750,987 : x
  2. Step 2: Convert to fraction form
    9,459,870/20,750,987 = 20,750,987/x
  3. Step 3: Cross multiply
    9,459,870x = 20,750,987 × 20,750,987
  4. Step 4: Simplify right side
    9,459,870x = 430,603,461,474,169
  5. Step 5: Solve for x
    x = 430,603,461,474,169/9,459,870
  6. Step 6: Final answer
    x = 45,518,961.83

Related Problems

Find third proportional to 4,729,935 and 10,375,493.50
Half scale
Find third proportional to 18,919,740 and 41,501,974
Double scale
Find third proportional to 9,459,872 and 20,750,991
Similar ratio
Find third proportional to 14,189,805 and 31,126,480.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.