Home / 17,990,970-26,311,711

Finding the Third Proportional to 17,990,970 and 26,311,711

Calculator

Solution

The third proportional to 17,990,970 and 26,311,711 is: 38,480,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990,970 : 26,311,711 = 26,311,711 : x
  2. Step 2: Convert to fraction form
    17,990,970/26,311,711 = 26,311,711/x
  3. Step 3: Cross multiply
    17,990,970x = 26,311,711 × 26,311,711
  4. Step 4: Simplify right side
    17,990,970x = 692,306,135,747,521
  5. Step 5: Solve for x
    x = 692,306,135,747,521/17,990,970
  6. Step 6: Final answer
    x = 38,480,756.50

Related Problems

Find third proportional to 8,995,485 and 13,155,855.50
Half scale
Find third proportional to 35,981,940 and 52,623,422
Double scale
Find third proportional to 17,990,972 and 26,311,714
Similar ratio
Find third proportional to 26,986,455 and 39,467,566.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.