Home / 12,366,216.92-18,533,360.28-5,537,790.56

Finding the Fourth Proportional to 12,366,216.92, 18,533,360.28 and 5,537,790.56

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Solution

The fourth proportional to 12,366,216.92, 18,533,360.28 and 5,537,790.56 is: 8,299,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366,216.92 : 18,533,360.28 = 5,537,790.56 : x
  2. Step 2: Convert to fraction form
    12,366,216.92/18,533,360.28 = 5,537,790.56/x
  3. Step 3: Cross multiply
    12,366,216.92x = 18,533,360.28 × 5,537,790.56
  4. Step 4: Simplify right side
    12,366,216.92x = 102,633,867,603,662.95
  5. Step 5: Solve for x
    x = 102,633,867,603,662.95/12,366,216.92
  6. Step 6: Final answer
    x = 8,299,536.41

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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.