Home / 7,199,964-15,209,280

Finding the Third Proportional to 7,199,964 and 15,209,280

Calculator

Solution

The third proportional to 7,199,964 and 15,209,280 is: 32,128,243.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,964 : 15,209,280 = 15,209,280 : x
  2. Step 2: Convert to fraction form
    7,199,964/15,209,280 = 15,209,280/x
  3. Step 3: Cross multiply
    7,199,964x = 15,209,280 × 15,209,280
  4. Step 4: Simplify right side
    7,199,964x = 231,322,198,118,400
  5. Step 5: Solve for x
    x = 231,322,198,118,400/7,199,964
  6. Step 6: Final answer
    x = 32,128,243.71

Related Problems

Find third proportional to 3,599,982 and 7,604,640
Half scale
Find third proportional to 14,399,928 and 30,418,560
Double scale
Find third proportional to 7,199,966 and 15,209,284
Similar ratio
Find third proportional to 10,799,946 and 22,813,920
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.