Home / 7,135,810-10,172,219

Finding the Third Proportional to 7,135,810 and 10,172,219

Calculator

Solution

The third proportional to 7,135,810 and 10,172,219 is: 14,500,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,810 : 10,172,219 = 10,172,219 : x
  2. Step 2: Convert to fraction form
    7,135,810/10,172,219 = 10,172,219/x
  3. Step 3: Cross multiply
    7,135,810x = 10,172,219 × 10,172,219
  4. Step 4: Simplify right side
    7,135,810x = 103,474,039,383,961
  5. Step 5: Solve for x
    x = 103,474,039,383,961/7,135,810
  6. Step 6: Final answer
    x = 14,500,671.88

Related Problems

Find third proportional to 3,567,905 and 5,086,109.50
Half scale
Find third proportional to 14,271,620 and 20,344,438
Double scale
Find third proportional to 7,135,812 and 10,172,222
Similar ratio
Find third proportional to 10,703,715 and 15,258,328.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.