Home / 5,418,012-7,429,470.75

Finding the Third Proportional to 5,418,012 and 7,429,470.75

Calculator

Solution

The third proportional to 5,418,012 and 7,429,470.75 is: 10,187,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,012 : 7,429,470.75 = 7,429,470.75 : x
  2. Step 2: Convert to fraction form
    5,418,012/7,429,470.75 = 7,429,470.75/x
  3. Step 3: Cross multiply
    5,418,012x = 7,429,470.75 × 7,429,470.75
  4. Step 4: Simplify right side
    5,418,012x = 55,197,035,625,105.56
  5. Step 5: Solve for x
    x = 55,197,035,625,105.56/5,418,012
  6. Step 6: Final answer
    x = 10,187,691.65

Related Problems

Find third proportional to 2,709,006 and 3,714,735.38
Half scale
Find third proportional to 10,836,024 and 14,858,941.50
Double scale
Find third proportional to 5,418,014 and 7,429,473
Similar ratio
Find third proportional to 8,127,018 and 11,144,206.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.