Home / 9,708,669-20,930,470

Finding the Third Proportional to 9,708,669 and 20,930,470

Calculator

Solution

The third proportional to 9,708,669 and 20,930,470 is: 45,123,031.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708,669 : 20,930,470 = 20,930,470 : x
  2. Step 2: Convert to fraction form
    9,708,669/20,930,470 = 20,930,470/x
  3. Step 3: Cross multiply
    9,708,669x = 20,930,470 × 20,930,470
  4. Step 4: Simplify right side
    9,708,669x = 438,084,574,420,900
  5. Step 5: Solve for x
    x = 438,084,574,420,900/9,708,669
  6. Step 6: Final answer
    x = 45,123,031.22

Related Problems

Find third proportional to 4,854,334.50 and 10,465,235
Half scale
Find third proportional to 19,417,338 and 41,860,940
Double scale
Find third proportional to 9,708,671 and 20,930,474
Similar ratio
Find third proportional to 14,563,003.50 and 31,395,705
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.