Home / 20,124,136-31,381,942

Finding the Third Proportional to 20,124,136 and 31,381,942

Calculator

Solution

The third proportional to 20,124,136 and 31,381,942 is: 48,937,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124,136 : 31,381,942 = 31,381,942 : x
  2. Step 2: Convert to fraction form
    20,124,136/31,381,942 = 31,381,942/x
  3. Step 3: Cross multiply
    20,124,136x = 31,381,942 × 31,381,942
  4. Step 4: Simplify right side
    20,124,136x = 984,826,283,691,364
  5. Step 5: Solve for x
    x = 984,826,283,691,364/20,124,136
  6. Step 6: Final answer
    x = 48,937,568.48

Related Problems

Find third proportional to 10,062,068 and 15,690,971
Half scale
Find third proportional to 40,248,272 and 62,763,884
Double scale
Find third proportional to 20,124,138 and 31,381,945
Similar ratio
Find third proportional to 30,186,204 and 47,072,913
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.