Home / 8,947,287-13,680,927

Finding the Third Proportional to 8,947,287 and 13,680,927

Calculator

Solution

The third proportional to 8,947,287 and 13,680,927 is: 20,918,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947,287 : 13,680,927 = 13,680,927 : x
  2. Step 2: Convert to fraction form
    8,947,287/13,680,927 = 13,680,927/x
  3. Step 3: Cross multiply
    8,947,287x = 13,680,927 × 13,680,927
  4. Step 4: Simplify right side
    8,947,287x = 187,167,763,579,329
  5. Step 5: Solve for x
    x = 187,167,763,579,329/8,947,287
  6. Step 6: Final answer
    x = 20,918,940.41

Related Problems

Find third proportional to 4,473,643.50 and 6,840,463.50
Half scale
Find third proportional to 17,894,574 and 27,361,854
Double scale
Find third proportional to 8,947,289 and 13,680,930
Similar ratio
Find third proportional to 13,420,930.50 and 20,521,390.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.