Home / 9,487,438-20,803,207

Finding the Third Proportional to 9,487,438 and 20,803,207

Calculator

Solution

The third proportional to 9,487,438 and 20,803,207 is: 45,615,414.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,438 : 20,803,207 = 20,803,207 : x
  2. Step 2: Convert to fraction form
    9,487,438/20,803,207 = 20,803,207/x
  3. Step 3: Cross multiply
    9,487,438x = 20,803,207 × 20,803,207
  4. Step 4: Simplify right side
    9,487,438x = 432,773,421,484,849
  5. Step 5: Solve for x
    x = 432,773,421,484,849/9,487,438
  6. Step 6: Final answer
    x = 45,615,414.98

Related Problems

Find third proportional to 4,743,719 and 10,401,603.50
Half scale
Find third proportional to 18,974,876 and 41,606,414
Double scale
Find third proportional to 9,487,440 and 20,803,211
Similar ratio
Find third proportional to 14,231,157 and 31,204,810.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.