Home / 14,618,338.64-21,915,177-9,215,080.56

Finding the Fourth Proportional to 14,618,338.64, 21,915,177 and 9,215,080.56

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Solution

The fourth proportional to 14,618,338.64, 21,915,177 and 9,215,080.56 is: 13,814,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618,338.64 : 21,915,177 = 9,215,080.56 : x
  2. Step 2: Convert to fraction form
    14,618,338.64/21,915,177 = 9,215,080.56/x
  3. Step 3: Cross multiply
    14,618,338.64x = 21,915,177 × 9,215,080.56
  4. Step 4: Simplify right side
    14,618,338.64x = 201,950,121,541,659.12
  5. Step 5: Solve for x
    x = 201,950,121,541,659.12/14,618,338.64
  6. Step 6: Final answer
    x = 13,814,847.67

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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.