Home / 12,622,511.46-18,933,771.30-3,037,890

Finding the Fourth Proportional to 12,622,511.46, 18,933,771.30 and 3,037,890

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Solution

The fourth proportional to 12,622,511.46, 18,933,771.30 and 3,037,890 is: 4,556,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622,511.46 : 18,933,771.30 = 3,037,890 : x
  2. Step 2: Convert to fraction form
    12,622,511.46/18,933,771.30 = 3,037,890/x
  3. Step 3: Cross multiply
    12,622,511.46x = 18,933,771.30 × 3,037,890
  4. Step 4: Simplify right side
    12,622,511.46x = 57,518,714,494,557
  5. Step 5: Solve for x
    x = 57,518,714,494,557/12,622,511.46
  6. Step 6: Final answer
    x = 4,556,835.99

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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.