Home / 8,682,040-18,858,692

Finding the Third Proportional to 8,682,040 and 18,858,692

Calculator

Solution

The third proportional to 8,682,040 and 18,858,692 is: 40,963,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,040 : 18,858,692 = 18,858,692 : x
  2. Step 2: Convert to fraction form
    8,682,040/18,858,692 = 18,858,692/x
  3. Step 3: Cross multiply
    8,682,040x = 18,858,692 × 18,858,692
  4. Step 4: Simplify right side
    8,682,040x = 355,650,263,950,864
  5. Step 5: Solve for x
    x = 355,650,263,950,864/8,682,040
  6. Step 6: Final answer
    x = 40,963,905.25

Related Problems

Find third proportional to 4,341,020 and 9,429,346
Half scale
Find third proportional to 17,364,080 and 37,717,384
Double scale
Find third proportional to 8,682,042 and 18,858,696
Similar ratio
Find third proportional to 13,023,060 and 28,288,038
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.