Home / 4,040,364-8,721,657

Finding the Third Proportional to 4,040,364 and 8,721,657

Calculator

Solution

The third proportional to 4,040,364 and 8,721,657 is: 18,826,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,364 : 8,721,657 = 8,721,657 : x
  2. Step 2: Convert to fraction form
    4,040,364/8,721,657 = 8,721,657/x
  3. Step 3: Cross multiply
    4,040,364x = 8,721,657 × 8,721,657
  4. Step 4: Simplify right side
    4,040,364x = 76,067,300,825,649
  5. Step 5: Solve for x
    x = 76,067,300,825,649/4,040,364
  6. Step 6: Final answer
    x = 18,826,843.53

Related Problems

Find third proportional to 2,020,182 and 4,360,828.50
Half scale
Find third proportional to 8,080,728 and 17,443,314
Double scale
Find third proportional to 4,040,366 and 8,721,661
Similar ratio
Find third proportional to 6,060,546 and 13,082,485.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.