Home / 8,424,130-18,193,184

Finding the Third Proportional to 8,424,130 and 18,193,184

Calculator

Solution

The third proportional to 8,424,130 and 18,193,184 is: 39,290,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,424,130 : 18,193,184 = 18,193,184 : x
  2. Step 2: Convert to fraction form
    8,424,130/18,193,184 = 18,193,184/x
  3. Step 3: Cross multiply
    8,424,130x = 18,193,184 × 18,193,184
  4. Step 4: Simplify right side
    8,424,130x = 330,991,944,057,856
  5. Step 5: Solve for x
    x = 330,991,944,057,856/8,424,130
  6. Step 6: Final answer
    x = 39,290,934.98

Related Problems

Find third proportional to 4,212,065 and 9,096,592
Half scale
Find third proportional to 16,848,260 and 36,386,368
Double scale
Find third proportional to 8,424,132 and 18,193,188
Similar ratio
Find third proportional to 12,636,195 and 27,289,776
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.