Home / 17,671,485.40-26,491,676.10-11,973,232.60

Finding the Fourth Proportional to 17,671,485.40, 26,491,676.10 and 11,973,232.60

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Solution

The fourth proportional to 17,671,485.40, 26,491,676.10 and 11,973,232.60 is: 17,949,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671,485.40 : 26,491,676.10 = 11,973,232.60 : x
  2. Step 2: Convert to fraction form
    17,671,485.40/26,491,676.10 = 11,973,232.60/x
  3. Step 3: Cross multiply
    17,671,485.40x = 26,491,676.10 × 11,973,232.60
  4. Step 4: Simplify right side
    17,671,485.40x = 317,190,999,909,160.88
  5. Step 5: Solve for x
    x = 317,190,999,909,160.88/17,671,485.40
  6. Step 6: Final answer
    x = 17,949,311.71

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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.