Home / 11,664,003.40-17,496,005.10-8,640,694.60

Finding the Fourth Proportional to 11,664,003.40, 17,496,005.10 and 8,640,694.60

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Solution

The fourth proportional to 11,664,003.40, 17,496,005.10 and 8,640,694.60 is: 12,961,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,003.40 : 17,496,005.10 = 8,640,694.60 : x
  2. Step 2: Convert to fraction form
    11,664,003.40/17,496,005.10 = 8,640,694.60/x
  3. Step 3: Cross multiply
    11,664,003.40x = 17,496,005.10 × 8,640,694.60
  4. Step 4: Simplify right side
    11,664,003.40x = 151,177,636,789,142.47
  5. Step 5: Solve for x
    x = 151,177,636,789,142.47/11,664,003.40
  6. Step 6: Final answer
    x = 12,961,041.90

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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.