Home / 12,351,978-27,216,900

Finding the Third Proportional to 12,351,978 and 27,216,900

Calculator

Solution

The third proportional to 12,351,978 and 27,216,900 is: 59,970,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,351,978 : 27,216,900 = 27,216,900 : x
  2. Step 2: Convert to fraction form
    12,351,978/27,216,900 = 27,216,900/x
  3. Step 3: Cross multiply
    12,351,978x = 27,216,900 × 27,216,900
  4. Step 4: Simplify right side
    12,351,978x = 740,759,645,610,000
  5. Step 5: Solve for x
    x = 740,759,645,610,000/12,351,978
  6. Step 6: Final answer
    x = 59,970,933.04

Related Problems

Find third proportional to 6,175,989 and 13,608,450
Half scale
Find third proportional to 24,703,956 and 54,433,800
Double scale
Find third proportional to 12,351,980 and 27,216,904
Similar ratio
Find third proportional to 18,527,967 and 40,825,350
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.