Home / 8,302,090-18,021,284

Finding the Third Proportional to 8,302,090 and 18,021,284

Calculator

Solution

The third proportional to 8,302,090 and 18,021,284 is: 39,118,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,090 : 18,021,284 = 18,021,284 : x
  2. Step 2: Convert to fraction form
    8,302,090/18,021,284 = 18,021,284/x
  3. Step 3: Cross multiply
    8,302,090x = 18,021,284 × 18,021,284
  4. Step 4: Simplify right side
    8,302,090x = 324,766,677,008,656
  5. Step 5: Solve for x
    x = 324,766,677,008,656/8,302,090
  6. Step 6: Final answer
    x = 39,118,664.94

Related Problems

Find third proportional to 4,151,045 and 9,010,642
Half scale
Find third proportional to 16,604,180 and 36,042,568
Double scale
Find third proportional to 8,302,092 and 18,021,288
Similar ratio
Find third proportional to 12,453,135 and 27,031,926
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.