Home / 11,568,137.40-17,352,206.10-4,379,905.80

Finding the Fourth Proportional to 11,568,137.40, 17,352,206.10 and 4,379,905.80

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Solution

The fourth proportional to 11,568,137.40, 17,352,206.10 and 4,379,905.80 is: 6,569,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,568,137.40 : 17,352,206.10 = 4,379,905.80 : x
  2. Step 2: Convert to fraction form
    11,568,137.40/17,352,206.10 = 4,379,905.80/x
  3. Step 3: Cross multiply
    11,568,137.40x = 17,352,206.10 × 4,379,905.80
  4. Step 4: Simplify right side
    11,568,137.40x = 76,001,028,140,185.39
  5. Step 5: Solve for x
    x = 76,001,028,140,185.39/11,568,137.40
  6. Step 6: Final answer
    x = 6,569,858.70

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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.