Home / 13,880,718-20,739,429

Finding the Third Proportional to 13,880,718 and 20,739,429

Calculator

Solution

The third proportional to 13,880,718 and 20,739,429 is: 30,987,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,718 : 20,739,429 = 20,739,429 : x
  2. Step 2: Convert to fraction form
    13,880,718/20,739,429 = 20,739,429/x
  3. Step 3: Cross multiply
    13,880,718x = 20,739,429 × 20,739,429
  4. Step 4: Simplify right side
    13,880,718x = 430,123,915,246,041
  5. Step 5: Solve for x
    x = 430,123,915,246,041/13,880,718
  6. Step 6: Final answer
    x = 30,987,151.76

Related Problems

Find third proportional to 6,940,359 and 10,369,714.50
Half scale
Find third proportional to 27,761,436 and 41,478,858
Double scale
Find third proportional to 13,880,720 and 20,739,432
Similar ratio
Find third proportional to 20,821,077 and 31,109,143.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.