Home / 12,481,537.20-18,736,302.60-9,654,183.60

Finding the Fourth Proportional to 12,481,537.20, 18,736,302.60 and 9,654,183.60

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Solution

The fourth proportional to 12,481,537.20, 18,736,302.60 and 9,654,183.60 is: 14,492,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,537.20 : 18,736,302.60 = 9,654,183.60 : x
  2. Step 2: Convert to fraction form
    12,481,537.20/18,736,302.60 = 9,654,183.60/x
  3. Step 3: Cross multiply
    12,481,537.20x = 18,736,302.60 × 9,654,183.60
  4. Step 4: Simplify right side
    12,481,537.20x = 180,883,705,285,557.38
  5. Step 5: Solve for x
    x = 180,883,705,285,557.38/12,481,537.20
  6. Step 6: Final answer
    x = 14,492,101.60

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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.