Home / 8,889,788-13,458,621

Finding the Third Proportional to 8,889,788 and 13,458,621

Calculator

Solution

The third proportional to 8,889,788 and 13,458,621 is: 20,375,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,788 : 13,458,621 = 13,458,621 : x
  2. Step 2: Convert to fraction form
    8,889,788/13,458,621 = 13,458,621/x
  3. Step 3: Cross multiply
    8,889,788x = 13,458,621 × 13,458,621
  4. Step 4: Simplify right side
    8,889,788x = 181,134,479,221,641
  5. Step 5: Solve for x
    x = 181,134,479,221,641/8,889,788
  6. Step 6: Final answer
    x = 20,375,567.92

Related Problems

Find third proportional to 4,444,894 and 6,729,310.50
Half scale
Find third proportional to 17,779,576 and 26,917,242
Double scale
Find third proportional to 8,889,790 and 13,458,624
Similar ratio
Find third proportional to 13,334,682 and 20,187,931.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.