Home / 6,885,387-15,129,630

Finding the Third Proportional to 6,885,387 and 15,129,630

Calculator

Solution

The third proportional to 6,885,387 and 15,129,630 is: 33,245,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,387 : 15,129,630 = 15,129,630 : x
  2. Step 2: Convert to fraction form
    6,885,387/15,129,630 = 15,129,630/x
  3. Step 3: Cross multiply
    6,885,387x = 15,129,630 × 15,129,630
  4. Step 4: Simplify right side
    6,885,387x = 228,905,703,936,900
  5. Step 5: Solve for x
    x = 228,905,703,936,900/6,885,387
  6. Step 6: Final answer
    x = 33,245,147.14

Related Problems

Find third proportional to 3,442,693.50 and 7,564,815
Half scale
Find third proportional to 13,770,774 and 30,259,260
Double scale
Find third proportional to 6,885,389 and 15,129,634
Similar ratio
Find third proportional to 10,328,080.50 and 22,694,445
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.