Home / 12,483,330.78-18,719,679.21-4,904,980.62

Finding the Fourth Proportional to 12,483,330.78, 18,719,679.21 and 4,904,980.62

Calculator

Solution

The fourth proportional to 12,483,330.78, 18,719,679.21 and 4,904,980.62 is: 7,355,381.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,330.78 : 18,719,679.21 = 4,904,980.62 : x
  2. Step 2: Convert to fraction form
    12,483,330.78/18,719,679.21 = 4,904,980.62/x
  3. Step 3: Cross multiply
    12,483,330.78x = 18,719,679.21 × 4,904,980.62
  4. Step 4: Simplify right side
    12,483,330.78x = 91,819,663,737,666.92
  5. Step 5: Solve for x
    x = 91,819,663,737,666.92/12,483,330.78
  6. Step 6: Final answer
    x = 7,355,381.78

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.