Home / 7,402,021-16,505,979

Finding the Third Proportional to 7,402,021 and 16,505,979

Calculator

Solution

The third proportional to 7,402,021 and 16,505,979 is: 36,807,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402,021 : 16,505,979 = 16,505,979 : x
  2. Step 2: Convert to fraction form
    7,402,021/16,505,979 = 16,505,979/x
  3. Step 3: Cross multiply
    7,402,021x = 16,505,979 × 16,505,979
  4. Step 4: Simplify right side
    7,402,021x = 272,447,342,748,441
  5. Step 5: Solve for x
    x = 272,447,342,748,441/7,402,021
  6. Step 6: Final answer
    x = 36,807,156.15

Related Problems

Find third proportional to 3,701,010.50 and 8,252,989.50
Half scale
Find third proportional to 14,804,042 and 33,011,958
Double scale
Find third proportional to 7,402,023 and 16,505,983
Similar ratio
Find third proportional to 11,103,031.50 and 24,758,968.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.