Home / 13,186,178.17-18,186,921.93-11,551,749.01

Finding the Fourth Proportional to 13,186,178.17, 18,186,921.93 and 11,551,749.01

Calculator

Solution

The fourth proportional to 13,186,178.17, 18,186,921.93 and 11,551,749.01 is: 15,932,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,186,178.17 : 18,186,921.93 = 11,551,749.01 : x
  2. Step 2: Convert to fraction form
    13,186,178.17/18,186,921.93 = 11,551,749.01/x
  3. Step 3: Cross multiply
    13,186,178.17x = 18,186,921.93 × 11,551,749.01
  4. Step 4: Simplify right side
    13,186,178.17x = 210,090,757,399,824.78
  5. Step 5: Solve for x
    x = 210,090,757,399,824.78/13,186,178.17
  6. Step 6: Final answer
    x = 15,932,649.68

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.