Home / 4,040,366-8,721,658

Finding the Third Proportional to 4,040,366 and 8,721,658

Calculator

Solution

The third proportional to 4,040,366 and 8,721,658 is: 18,826,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,366 : 8,721,658 = 8,721,658 : x
  2. Step 2: Convert to fraction form
    4,040,366/8,721,658 = 8,721,658/x
  3. Step 3: Cross multiply
    4,040,366x = 8,721,658 × 8,721,658
  4. Step 4: Simplify right side
    4,040,366x = 76,067,318,268,964
  5. Step 5: Solve for x
    x = 76,067,318,268,964/4,040,366
  6. Step 6: Final answer
    x = 18,826,838.53

Related Problems

Find third proportional to 2,020,183 and 4,360,829
Half scale
Find third proportional to 8,080,732 and 17,443,316
Double scale
Find third proportional to 4,040,368 and 8,721,662
Similar ratio
Find third proportional to 6,060,549 and 13,082,487
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.