Home / 14,373,644.80-21,560,467.20-6,815,372.80

Finding the Fourth Proportional to 14,373,644.80, 21,560,467.20 and 6,815,372.80

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Solution

The fourth proportional to 14,373,644.80, 21,560,467.20 and 6,815,372.80 is: 10,223,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,373,644.80 : 21,560,467.20 = 6,815,372.80 : x
  2. Step 2: Convert to fraction form
    14,373,644.80/21,560,467.20 = 6,815,372.80/x
  3. Step 3: Cross multiply
    14,373,644.80x = 21,560,467.20 × 6,815,372.80
  4. Step 4: Simplify right side
    14,373,644.80x = 146,942,621,710,172.16
  5. Step 5: Solve for x
    x = 146,942,621,710,172.16/14,373,644.80
  6. Step 6: Final answer
    x = 10,223,059.20

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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.