Home / 21,404,728.28-29,538,604.56-11,615,174.54

Finding the Fourth Proportional to 21,404,728.28, 29,538,604.56 and 11,615,174.54

Calculator

Solution

The fourth proportional to 21,404,728.28, 29,538,604.56 and 11,615,174.54 is: 16,028,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,728.28 : 29,538,604.56 = 11,615,174.54 : x
  2. Step 2: Convert to fraction form
    21,404,728.28/29,538,604.56 = 11,615,174.54/x
  3. Step 3: Cross multiply
    21,404,728.28x = 29,538,604.56 × 11,615,174.54
  4. Step 4: Simplify right side
    21,404,728.28x = 343,096,047,624,127.25
  5. Step 5: Solve for x
    x = 343,096,047,624,127.25/21,404,728.28
  6. Step 6: Final answer
    x = 16,028,984.02

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.