Home / 4,218,902.50-9,204,449

Finding the Third Proportional to 4,218,902.50 and 9,204,449

Calculator

Solution

The third proportional to 4,218,902.50 and 9,204,449 is: 20,081,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,902.50 : 9,204,449 = 9,204,449 : x
  2. Step 2: Convert to fraction form
    4,218,902.50/9,204,449 = 9,204,449/x
  3. Step 3: Cross multiply
    4,218,902.50x = 9,204,449 × 9,204,449
  4. Step 4: Simplify right side
    4,218,902.50x = 84,721,881,393,601
  5. Step 5: Solve for x
    x = 84,721,881,393,601/4,218,902.50
  6. Step 6: Final answer
    x = 20,081,497.83

Related Problems

Find third proportional to 2,109,451.25 and 4,602,224.50
Half scale
Find third proportional to 8,437,805 and 18,408,898
Double scale
Find third proportional to 4,218,905 and 9,204,453
Similar ratio
Find third proportional to 6,328,353.75 and 13,806,673.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.