Home / 7,139,748-15,696,672

Finding the Third Proportional to 7,139,748 and 15,696,672

Calculator

Solution

The third proportional to 7,139,748 and 15,696,672 is: 34,508,992.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,139,748 : 15,696,672 = 15,696,672 : x
  2. Step 2: Convert to fraction form
    7,139,748/15,696,672 = 15,696,672/x
  3. Step 3: Cross multiply
    7,139,748x = 15,696,672 × 15,696,672
  4. Step 4: Simplify right side
    7,139,748x = 246,385,511,875,584
  5. Step 5: Solve for x
    x = 246,385,511,875,584/7,139,748
  6. Step 6: Final answer
    x = 34,508,992.74

Related Problems

Find third proportional to 3,569,874 and 7,848,336
Half scale
Find third proportional to 14,279,496 and 31,393,344
Double scale
Find third proportional to 7,139,750 and 15,696,676
Similar ratio
Find third proportional to 10,709,622 and 23,545,008
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.