Home / 21,348,912-31,458,696

Finding the Third Proportional to 21,348,912 and 31,458,696

Calculator

Solution

The third proportional to 21,348,912 and 31,458,696 is: 46,355,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,348,912 : 31,458,696 = 31,458,696 : x
  2. Step 2: Convert to fraction form
    21,348,912/31,458,696 = 31,458,696/x
  3. Step 3: Cross multiply
    21,348,912x = 31,458,696 × 31,458,696
  4. Step 4: Simplify right side
    21,348,912x = 989,649,554,020,416
  5. Step 5: Solve for x
    x = 989,649,554,020,416/21,348,912
  6. Step 6: Final answer
    x = 46,355,971.40

Related Problems

Find third proportional to 10,674,456 and 15,729,348
Half scale
Find third proportional to 42,697,824 and 62,917,392
Double scale
Find third proportional to 21,348,914 and 31,458,699
Similar ratio
Find third proportional to 32,023,368 and 47,188,044
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.