Home / 8,338,036-12,457,972

Finding the Third Proportional to 8,338,036 and 12,457,972

Calculator

Solution

The third proportional to 8,338,036 and 12,457,972 is: 18,613,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,036 : 12,457,972 = 12,457,972 : x
  2. Step 2: Convert to fraction form
    8,338,036/12,457,972 = 12,457,972/x
  3. Step 3: Cross multiply
    8,338,036x = 12,457,972 × 12,457,972
  4. Step 4: Simplify right side
    8,338,036x = 155,201,066,352,784
  5. Step 5: Solve for x
    x = 155,201,066,352,784/8,338,036
  6. Step 6: Final answer
    x = 18,613,623.92

Related Problems

Find third proportional to 4,169,018 and 6,228,986
Half scale
Find third proportional to 16,676,072 and 24,915,944
Double scale
Find third proportional to 8,338,038 and 12,457,975
Similar ratio
Find third proportional to 12,507,054 and 18,686,958
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.