Home / 7,278,667-15,579,783

Finding the Third Proportional to 7,278,667 and 15,579,783

Calculator

Solution

The third proportional to 7,278,667 and 15,579,783 is: 33,348,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,667 : 15,579,783 = 15,579,783 : x
  2. Step 2: Convert to fraction form
    7,278,667/15,579,783 = 15,579,783/x
  3. Step 3: Cross multiply
    7,278,667x = 15,579,783 × 15,579,783
  4. Step 4: Simplify right side
    7,278,667x = 242,729,638,327,089
  5. Step 5: Solve for x
    x = 242,729,638,327,089/7,278,667
  6. Step 6: Final answer
    x = 33,348,089.47

Related Problems

Find third proportional to 3,639,333.50 and 7,789,891.50
Half scale
Find third proportional to 14,557,334 and 31,159,566
Double scale
Find third proportional to 7,278,669 and 15,579,787
Similar ratio
Find third proportional to 10,918,000.50 and 23,369,674.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.