Home / 11,082,918.60-16,615,520.55-4,687,911.90

Finding the Fourth Proportional to 11,082,918.60, 16,615,520.55 and 4,687,911.90

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Solution

The fourth proportional to 11,082,918.60, 16,615,520.55 and 4,687,911.90 is: 7,028,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082,918.60 : 16,615,520.55 = 4,687,911.90 : x
  2. Step 2: Convert to fraction form
    11,082,918.60/16,615,520.55 = 4,687,911.90/x
  3. Step 3: Cross multiply
    11,082,918.60x = 16,615,520.55 × 4,687,911.90
  4. Step 4: Simplify right side
    11,082,918.60x = 77,892,096,511,039.55
  5. Step 5: Solve for x
    x = 77,892,096,511,039.55/11,082,918.60
  6. Step 6: Final answer
    x = 7,028,121.32

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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.