Home / 14,618,336.64-21,915,174-9,215,078.56

Finding the Fourth Proportional to 14,618,336.64, 21,915,174 and 9,215,078.56

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Solution

The fourth proportional to 14,618,336.64, 21,915,174 and 9,215,078.56 is: 13,814,844.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,336.64 : 21,915,174 = 9,215,078.56 : x
  2. Step 2: Convert to fraction form
    14,618,336.64/21,915,174 = 9,215,078.56/x
  3. Step 3: Cross multiply
    14,618,336.64x = 21,915,174 × 9,215,078.56
  4. Step 4: Simplify right side
    14,618,336.64x = 201,950,050,066,069.44
  5. Step 5: Solve for x
    x = 201,950,050,066,069.44/14,618,336.64
  6. Step 6: Final answer
    x = 13,814,844.67

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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.