Home / 4,478,652-9,145,288

Finding the Third Proportional to 4,478,652 and 9,145,288

Calculator

Solution

The third proportional to 4,478,652 and 9,145,288 is: 18,674,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,652 : 9,145,288 = 9,145,288 : x
  2. Step 2: Convert to fraction form
    4,478,652/9,145,288 = 9,145,288/x
  3. Step 3: Cross multiply
    4,478,652x = 9,145,288 × 9,145,288
  4. Step 4: Simplify right side
    4,478,652x = 83,636,292,602,944
  5. Step 5: Solve for x
    x = 83,636,292,602,944/4,478,652
  6. Step 6: Final answer
    x = 18,674,434.32

Related Problems

Find third proportional to 2,239,326 and 4,572,644
Half scale
Find third proportional to 8,957,304 and 18,290,576
Double scale
Find third proportional to 4,478,654 and 9,145,292
Similar ratio
Find third proportional to 6,717,978 and 13,717,932
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.