Home / 14,975,286.88-20,665,899.92-8,450,299.20

Finding the Fourth Proportional to 14,975,286.88, 20,665,899.92 and 8,450,299.20

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Solution

The fourth proportional to 14,975,286.88, 20,665,899.92 and 8,450,299.20 is: 11,661,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,286.88 : 20,665,899.92 = 8,450,299.20 : x
  2. Step 2: Convert to fraction form
    14,975,286.88/20,665,899.92 = 8,450,299.20/x
  3. Step 3: Cross multiply
    14,975,286.88x = 20,665,899.92 × 8,450,299.20
  4. Step 4: Simplify right side
    14,975,286.88x = 174,633,037,561,256.06
  5. Step 5: Solve for x
    x = 174,633,037,561,256.06/14,975,286.88
  6. Step 6: Final answer
    x = 11,661,415.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.