Home / 15,202,345.68-20,978,977.86-8,232,966.69

Finding the Fourth Proportional to 15,202,345.68, 20,978,977.86 and 8,232,966.69

Calculator

Solution

The fourth proportional to 15,202,345.68, 20,978,977.86 and 8,232,966.69 is: 11,361,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202,345.68 : 20,978,977.86 = 8,232,966.69 : x
  2. Step 2: Convert to fraction form
    15,202,345.68/20,978,977.86 = 8,232,966.69/x
  3. Step 3: Cross multiply
    15,202,345.68x = 20,978,977.86 × 8,232,966.69
  4. Step 4: Simplify right side
    15,202,345.68x = 172,719,225,911,627.50
  5. Step 5: Solve for x
    x = 172,719,225,911,627.50/15,202,345.68
  6. Step 6: Final answer
    x = 11,361,353.67

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.