Home / 28,990,420-62,130,720

Finding the Third Proportional to 28,990,420 and 62,130,720

Calculator

Solution

The third proportional to 28,990,420 and 62,130,720 is: 133,155,241.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,990,420 : 62,130,720 = 62,130,720 : x
  2. Step 2: Convert to fraction form
    28,990,420/62,130,720 = 62,130,720/x
  3. Step 3: Cross multiply
    28,990,420x = 62,130,720 × 62,130,720
  4. Step 4: Simplify right side
    28,990,420x = 3,860,226,367,718,400
  5. Step 5: Solve for x
    x = 3,860,226,367,718,400/28,990,420
  6. Step 6: Final answer
    x = 133,155,241.20

Related Problems

Find third proportional to 14,495,210 and 31,065,360
Half scale
Find third proportional to 57,980,840 and 124,261,440
Double scale
Find third proportional to 28,990,422 and 62,130,724
Similar ratio
Find third proportional to 43,485,630 and 93,196,080
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.