Home / 15,150,144-20,475,488

Finding the Third Proportional to 15,150,144 and 20,475,488

Calculator

Solution

The third proportional to 15,150,144 and 20,475,488 is: 27,672,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,150,144 : 20,475,488 = 20,475,488 : x
  2. Step 2: Convert to fraction form
    15,150,144/20,475,488 = 20,475,488/x
  3. Step 3: Cross multiply
    15,150,144x = 20,475,488 × 20,475,488
  4. Step 4: Simplify right side
    15,150,144x = 419,245,608,838,144
  5. Step 5: Solve for x
    x = 419,245,608,838,144/15,150,144
  6. Step 6: Final answer
    x = 27,672,714.45

Related Problems

Find third proportional to 7,575,072 and 10,237,744
Half scale
Find third proportional to 30,300,288 and 40,950,976
Double scale
Find third proportional to 15,150,146 and 20,475,491
Similar ratio
Find third proportional to 22,725,216 and 30,713,232
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.