Home / 8,249,254-12,121,281

Finding the Third Proportional to 8,249,254 and 12,121,281

Calculator

Solution

The third proportional to 8,249,254 and 12,121,281 is: 17,810,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,254 : 12,121,281 = 12,121,281 : x
  2. Step 2: Convert to fraction form
    8,249,254/12,121,281 = 12,121,281/x
  3. Step 3: Cross multiply
    8,249,254x = 12,121,281 × 12,121,281
  4. Step 4: Simplify right side
    8,249,254x = 146,925,453,080,961
  5. Step 5: Solve for x
    x = 146,925,453,080,961/8,249,254
  6. Step 6: Final answer
    x = 17,810,756.35

Related Problems

Find third proportional to 4,124,627 and 6,060,640.50
Half scale
Find third proportional to 16,498,508 and 24,242,562
Double scale
Find third proportional to 8,249,256 and 12,121,284
Similar ratio
Find third proportional to 12,373,881 and 18,181,921.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.