Home / 7,487,840-10,700,317

Finding the Third Proportional to 7,487,840 and 10,700,317

Calculator

Solution

The third proportional to 7,487,840 and 10,700,317 is: 15,291,029.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,840 : 10,700,317 = 10,700,317 : x
  2. Step 2: Convert to fraction form
    7,487,840/10,700,317 = 10,700,317/x
  3. Step 3: Cross multiply
    7,487,840x = 10,700,317 × 10,700,317
  4. Step 4: Simplify right side
    7,487,840x = 114,496,783,900,489
  5. Step 5: Solve for x
    x = 114,496,783,900,489/7,487,840
  6. Step 6: Final answer
    x = 15,291,029.71

Related Problems

Find third proportional to 3,743,920 and 5,350,158.50
Half scale
Find third proportional to 14,975,680 and 21,400,634
Double scale
Find third proportional to 7,487,842 and 10,700,320
Similar ratio
Find third proportional to 11,231,760 and 16,050,475.50
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.