Home / 8,631,218.25-12,887,748

Finding the Third Proportional to 8,631,218.25 and 12,887,748

Calculator

Solution

The third proportional to 8,631,218.25 and 12,887,748 is: 19,243,407.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,218.25 : 12,887,748 = 12,887,748 : x
  2. Step 2: Convert to fraction form
    8,631,218.25/12,887,748 = 12,887,748/x
  3. Step 3: Cross multiply
    8,631,218.25x = 12,887,748 × 12,887,748
  4. Step 4: Simplify right side
    8,631,218.25x = 166,094,048,511,504
  5. Step 5: Solve for x
    x = 166,094,048,511,504/8,631,218.25
  6. Step 6: Final answer
    x = 19,243,407.33

Related Problems

Find third proportional to 4,315,609.13 and 6,443,874
Half scale
Find third proportional to 17,262,436.50 and 25,775,496
Double scale
Find third proportional to 8,631,220 and 12,887,751
Similar ratio
Find third proportional to 12,946,827.38 and 19,331,622
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.