Home / 7,750,287-12,761,658

Finding the Third Proportional to 7,750,287 and 12,761,658

Calculator

Solution

The third proportional to 7,750,287 and 12,761,658 is: 21,013,404.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750,287 : 12,761,658 = 12,761,658 : x
  2. Step 2: Convert to fraction form
    7,750,287/12,761,658 = 12,761,658/x
  3. Step 3: Cross multiply
    7,750,287x = 12,761,658 × 12,761,658
  4. Step 4: Simplify right side
    7,750,287x = 162,859,914,908,964
  5. Step 5: Solve for x
    x = 162,859,914,908,964/7,750,287
  6. Step 6: Final answer
    x = 21,013,404.40

Related Problems

Find third proportional to 3,875,143.50 and 6,380,829
Half scale
Find third proportional to 15,500,574 and 25,523,316
Double scale
Find third proportional to 7,750,289 and 12,761,661
Similar ratio
Find third proportional to 11,625,430.50 and 19,142,487
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.