Home / 7,220,658-15,858,572

Finding the Third Proportional to 7,220,658 and 15,858,572

Calculator

Solution

The third proportional to 7,220,658 and 15,858,572 is: 34,829,832.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,658 : 15,858,572 = 15,858,572 : x
  2. Step 2: Convert to fraction form
    7,220,658/15,858,572 = 15,858,572/x
  3. Step 3: Cross multiply
    7,220,658x = 15,858,572 × 15,858,572
  4. Step 4: Simplify right side
    7,220,658x = 251,494,305,879,184
  5. Step 5: Solve for x
    x = 251,494,305,879,184/7,220,658
  6. Step 6: Final answer
    x = 34,829,832.11

Related Problems

Find third proportional to 3,610,329 and 7,929,286
Half scale
Find third proportional to 14,441,316 and 31,717,144
Double scale
Find third proportional to 7,220,660 and 15,858,576
Similar ratio
Find third proportional to 10,830,987 and 23,787,858
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.