Home / 11,664,065.40-17,496,098.10-8,640,756.60

Finding the Fourth Proportional to 11,664,065.40, 17,496,098.10 and 8,640,756.60

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Solution

The fourth proportional to 11,664,065.40, 17,496,098.10 and 8,640,756.60 is: 12,961,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,065.40 : 17,496,098.10 = 8,640,756.60 : x
  2. Step 2: Convert to fraction form
    11,664,065.40/17,496,098.10 = 8,640,756.60/x
  3. Step 3: Cross multiply
    11,664,065.40x = 17,496,098.10 × 8,640,756.60
  4. Step 4: Simplify right side
    11,664,065.40x = 151,179,525,131,822.47
  5. Step 5: Solve for x
    x = 151,179,525,131,822.47/11,664,065.40
  6. Step 6: Final answer
    x = 12,961,134.90

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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.