Home / 10,213,280-15,122,720

Finding the Third Proportional to 10,213,280 and 15,122,720

Calculator

Solution

The third proportional to 10,213,280 and 15,122,720 is: 22,392,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213,280 : 15,122,720 = 15,122,720 : x
  2. Step 2: Convert to fraction form
    10,213,280/15,122,720 = 15,122,720/x
  3. Step 3: Cross multiply
    10,213,280x = 15,122,720 × 15,122,720
  4. Step 4: Simplify right side
    10,213,280x = 228,696,660,198,400
  5. Step 5: Solve for x
    x = 228,696,660,198,400/10,213,280
  6. Step 6: Final answer
    x = 22,392,087.58

Related Problems

Find third proportional to 5,106,640 and 7,561,360
Half scale
Find third proportional to 20,426,560 and 30,245,440
Double scale
Find third proportional to 10,213,282 and 15,122,723
Similar ratio
Find third proportional to 15,319,920 and 22,684,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.