Home / 10,647,230.80-15,970,846.20-6,395,702.80

Finding the Fourth Proportional to 10,647,230.80, 15,970,846.20 and 6,395,702.80

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Solution

The fourth proportional to 10,647,230.80, 15,970,846.20 and 6,395,702.80 is: 9,593,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,230.80 : 15,970,846.20 = 6,395,702.80 : x
  2. Step 2: Convert to fraction form
    10,647,230.80/15,970,846.20 = 6,395,702.80/x
  3. Step 3: Cross multiply
    10,647,230.80x = 15,970,846.20 × 6,395,702.80
  4. Step 4: Simplify right side
    10,647,230.80x = 102,144,785,759,709.36
  5. Step 5: Solve for x
    x = 102,144,785,759,709.36/10,647,230.80
  6. Step 6: Final answer
    x = 9,593,554.20

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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.