Home / 8,020,990-16,702,940

Finding the Third Proportional to 8,020,990 and 16,702,940

Calculator

Solution

The third proportional to 8,020,990 and 16,702,940 is: 34,782,265.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,990 : 16,702,940 = 16,702,940 : x
  2. Step 2: Convert to fraction form
    8,020,990/16,702,940 = 16,702,940/x
  3. Step 3: Cross multiply
    8,020,990x = 16,702,940 × 16,702,940
  4. Step 4: Simplify right side
    8,020,990x = 278,988,204,643,600
  5. Step 5: Solve for x
    x = 278,988,204,643,600/8,020,990
  6. Step 6: Final answer
    x = 34,782,265.61

Related Problems

Find third proportional to 4,010,495 and 8,351,470
Half scale
Find third proportional to 16,041,980 and 33,405,880
Double scale
Find third proportional to 8,020,992 and 16,702,944
Similar ratio
Find third proportional to 12,031,485 and 25,054,410
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.