Home / 8,020,431-17,319,267

Finding the Third Proportional to 8,020,431 and 17,319,267

Calculator

Solution

The third proportional to 8,020,431 and 17,319,267 is: 37,399,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,431 : 17,319,267 = 17,319,267 : x
  2. Step 2: Convert to fraction form
    8,020,431/17,319,267 = 17,319,267/x
  3. Step 3: Cross multiply
    8,020,431x = 17,319,267 × 17,319,267
  4. Step 4: Simplify right side
    8,020,431x = 299,957,009,417,289
  5. Step 5: Solve for x
    x = 299,957,009,417,289/8,020,431
  6. Step 6: Final answer
    x = 37,399,113.52

Related Problems

Find third proportional to 4,010,215.50 and 8,659,633.50
Half scale
Find third proportional to 16,040,862 and 34,638,534
Double scale
Find third proportional to 8,020,433 and 17,319,271
Similar ratio
Find third proportional to 12,030,646.50 and 25,978,900.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.