Home / 8,021,220-17,320,748

Finding the Third Proportional to 8,021,220 and 17,320,748

Calculator

Solution

The third proportional to 8,021,220 and 17,320,748 is: 37,401,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021,220 : 17,320,748 = 17,320,748 : x
  2. Step 2: Convert to fraction form
    8,021,220/17,320,748 = 17,320,748/x
  3. Step 3: Cross multiply
    8,021,220x = 17,320,748 × 17,320,748
  4. Step 4: Simplify right side
    8,021,220x = 300,008,311,279,504
  5. Step 5: Solve for x
    x = 300,008,311,279,504/8,021,220
  6. Step 6: Final answer
    x = 37,401,830.55

Related Problems

Find third proportional to 4,010,610 and 8,660,374
Half scale
Find third proportional to 16,042,440 and 34,641,496
Double scale
Find third proportional to 8,021,222 and 17,320,752
Similar ratio
Find third proportional to 12,031,830 and 25,981,122
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.