Home / 8,455,284-18,106,310

Finding the Third Proportional to 8,455,284 and 18,106,310

Calculator

Solution

The third proportional to 8,455,284 and 18,106,310 is: 38,773,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455,284 : 18,106,310 = 18,106,310 : x
  2. Step 2: Convert to fraction form
    8,455,284/18,106,310 = 18,106,310/x
  3. Step 3: Cross multiply
    8,455,284x = 18,106,310 × 18,106,310
  4. Step 4: Simplify right side
    8,455,284x = 327,838,461,816,100
  5. Step 5: Solve for x
    x = 327,838,461,816,100/8,455,284
  6. Step 6: Final answer
    x = 38,773,205.23

Related Problems

Find third proportional to 4,227,642 and 9,053,155
Half scale
Find third proportional to 16,910,568 and 36,212,620
Double scale
Find third proportional to 8,455,286 and 18,106,314
Similar ratio
Find third proportional to 12,682,926 and 27,159,465
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.