Home / 7,139,784-15,415,758

Finding the Third Proportional to 7,139,784 and 15,415,758

Calculator

Solution

The third proportional to 7,139,784 and 15,415,758 is: 33,284,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,784 : 15,415,758 = 15,415,758 : x
  2. Step 2: Convert to fraction form
    7,139,784/15,415,758 = 15,415,758/x
  3. Step 3: Cross multiply
    7,139,784x = 15,415,758 × 15,415,758
  4. Step 4: Simplify right side
    7,139,784x = 237,645,594,714,564
  5. Step 5: Solve for x
    x = 237,645,594,714,564/7,139,784
  6. Step 6: Final answer
    x = 33,284,703.67

Related Problems

Find third proportional to 3,569,892 and 7,707,879
Half scale
Find third proportional to 14,279,568 and 30,831,516
Double scale
Find third proportional to 7,139,786 and 15,415,762
Similar ratio
Find third proportional to 10,709,676 and 23,123,637
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.