Home / 12,691,476-19,065,348

Finding the Third Proportional to 12,691,476 and 19,065,348

Calculator

Solution

The third proportional to 12,691,476 and 19,065,348 is: 28,640,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,691,476 : 19,065,348 = 19,065,348 : x
  2. Step 2: Convert to fraction form
    12,691,476/19,065,348 = 19,065,348/x
  3. Step 3: Cross multiply
    12,691,476x = 19,065,348 × 19,065,348
  4. Step 4: Simplify right side
    12,691,476x = 363,487,494,361,104
  5. Step 5: Solve for x
    x = 363,487,494,361,104/12,691,476
  6. Step 6: Final answer
    x = 28,640,285.37

Related Problems

Find third proportional to 6,345,738 and 9,532,674
Half scale
Find third proportional to 25,382,952 and 38,130,696
Double scale
Find third proportional to 12,691,478 and 19,065,351
Similar ratio
Find third proportional to 19,037,214 and 28,598,022
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.