Home / 12,072,322-18,843,312

Finding the Third Proportional to 12,072,322 and 18,843,312

Calculator

Solution

The third proportional to 12,072,322 and 18,843,312 is: 29,411,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072,322 : 18,843,312 = 18,843,312 : x
  2. Step 2: Convert to fraction form
    12,072,322/18,843,312 = 18,843,312/x
  3. Step 3: Cross multiply
    12,072,322x = 18,843,312 × 18,843,312
  4. Step 4: Simplify right side
    12,072,322x = 355,070,407,129,344
  5. Step 5: Solve for x
    x = 355,070,407,129,344/12,072,322
  6. Step 6: Final answer
    x = 29,411,939.74

Related Problems

Find third proportional to 6,036,161 and 9,421,656
Half scale
Find third proportional to 24,144,644 and 37,686,624
Double scale
Find third proportional to 12,072,324 and 18,843,315
Similar ratio
Find third proportional to 18,108,483 and 28,264,968
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.