Home / 18,576,110.40-27,864,165.60-6,441,540.90

Finding the Fourth Proportional to 18,576,110.40, 27,864,165.60 and 6,441,540.90

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Solution

The fourth proportional to 18,576,110.40, 27,864,165.60 and 6,441,540.90 is: 9,662,311.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576,110.40 : 27,864,165.60 = 6,441,540.90 : x
  2. Step 2: Convert to fraction form
    18,576,110.40/27,864,165.60 = 6,441,540.90/x
  3. Step 3: Cross multiply
    18,576,110.40x = 27,864,165.60 × 6,441,540.90
  4. Step 4: Simplify right side
    18,576,110.40x = 179,488,162,356,773.06
  5. Step 5: Solve for x
    x = 179,488,162,356,773.06/18,576,110.40
  6. Step 6: Final answer
    x = 9,662,311.35

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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.