Home / 7,119,081.92-9,824,273.52-3,855,820.88

Finding the Fourth Proportional to 7,119,081.92, 9,824,273.52 and 3,855,820.88

Calculator

Solution

The fourth proportional to 7,119,081.92, 9,824,273.52 and 3,855,820.88 is: 5,321,000.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,119,081.92 : 9,824,273.52 = 3,855,820.88 : x
  2. Step 2: Convert to fraction form
    7,119,081.92/9,824,273.52 = 3,855,820.88/x
  3. Step 3: Cross multiply
    7,119,081.92x = 9,824,273.52 × 3,855,820.88
  4. Step 4: Simplify right side
    7,119,081.92x = 37,880,638,969,247.09
  5. Step 5: Solve for x
    x = 37,880,638,969,247.09/7,119,081.92
  6. Step 6: Final answer
    x = 5,321,000.57

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.