Home / 9,389,520-20,572,380

Finding the Third Proportional to 9,389,520 and 20,572,380

Calculator

Solution

The third proportional to 9,389,520 and 20,572,380 is: 45,073,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389,520 : 20,572,380 = 20,572,380 : x
  2. Step 2: Convert to fraction form
    9,389,520/20,572,380 = 20,572,380/x
  3. Step 3: Cross multiply
    9,389,520x = 20,572,380 × 20,572,380
  4. Step 4: Simplify right side
    9,389,520x = 423,222,818,864,400
  5. Step 5: Solve for x
    x = 423,222,818,864,400/9,389,520
  6. Step 6: Final answer
    x = 45,073,956.80

Related Problems

Find third proportional to 4,694,760 and 10,286,190
Half scale
Find third proportional to 18,779,040 and 41,144,760
Double scale
Find third proportional to 9,389,522 and 20,572,384
Similar ratio
Find third proportional to 14,084,280 and 30,858,570
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.