Home / 8,440,590-13,077,878

Finding the Third Proportional to 8,440,590 and 13,077,878

Calculator

Solution

The third proportional to 8,440,590 and 13,077,878 is: 20,262,907.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,590 : 13,077,878 = 13,077,878 : x
  2. Step 2: Convert to fraction form
    8,440,590/13,077,878 = 13,077,878/x
  3. Step 3: Cross multiply
    8,440,590x = 13,077,878 × 13,077,878
  4. Step 4: Simplify right side
    8,440,590x = 171,030,892,982,884
  5. Step 5: Solve for x
    x = 171,030,892,982,884/8,440,590
  6. Step 6: Final answer
    x = 20,262,907.33

Related Problems

Find third proportional to 4,220,295 and 6,538,939
Half scale
Find third proportional to 16,881,180 and 26,155,756
Double scale
Find third proportional to 8,440,592 and 13,077,881
Similar ratio
Find third proportional to 12,660,885 and 19,616,817
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.