Home / 8,991,181.80-13,486,772.70-3,310,230.60

Finding the Fourth Proportional to 8,991,181.80, 13,486,772.70 and 3,310,230.60

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Solution

The fourth proportional to 8,991,181.80, 13,486,772.70 and 3,310,230.60 is: 4,965,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,181.80 : 13,486,772.70 = 3,310,230.60 : x
  2. Step 2: Convert to fraction form
    8,991,181.80/13,486,772.70 = 3,310,230.60/x
  3. Step 3: Cross multiply
    8,991,181.80x = 13,486,772.70 × 3,310,230.60
  4. Step 4: Simplify right side
    8,991,181.80x = 44,644,327,686,784.62
  5. Step 5: Solve for x
    x = 44,644,327,686,784.62/8,991,181.80
  6. Step 6: Final answer
    x = 4,965,345.90

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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.