Home / 16,542,654.80-24,813,991.20-5,183,992.40

Finding the Fourth Proportional to 16,542,654.80, 24,813,991.20 and 5,183,992.40

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Solution

The fourth proportional to 16,542,654.80, 24,813,991.20 and 5,183,992.40 is: 7,775,991.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,542,654.80 : 24,813,991.20 = 5,183,992.40 : x
  2. Step 2: Convert to fraction form
    16,542,654.80/24,813,991.20 = 5,183,992.40/x
  3. Step 3: Cross multiply
    16,542,654.80x = 24,813,991.20 × 5,183,992.40
  4. Step 4: Simplify right side
    16,542,654.80x = 128,635,541,794,466.89
  5. Step 5: Solve for x
    x = 128,635,541,794,466.89/16,542,654.80
  6. Step 6: Final answer
    x = 7,775,991.42

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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.