Home / 7,703,790-18,218,605.50

Finding the Third Proportional to 7,703,790 and 18,218,605.50

Calculator

Solution

The third proportional to 7,703,790 and 18,218,605.50 is: 43,084,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703,790 : 18,218,605.50 = 18,218,605.50 : x
  2. Step 2: Convert to fraction form
    7,703,790/18,218,605.50 = 18,218,605.50/x
  3. Step 3: Cross multiply
    7,703,790x = 18,218,605.50 × 18,218,605.50
  4. Step 4: Simplify right side
    7,703,790x = 331,917,586,364,630.25
  5. Step 5: Solve for x
    x = 331,917,586,364,630.25/7,703,790
  6. Step 6: Final answer
    x = 43,084,973.29

Related Problems

Find third proportional to 3,851,895 and 9,109,302.75
Half scale
Find third proportional to 15,407,580 and 36,437,211
Double scale
Find third proportional to 7,703,792 and 18,218,610
Similar ratio
Find third proportional to 11,555,685 and 27,327,908.25
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.