Home / 28,977,183.80-43,416,009.30-15,310,086.20

Finding the Fourth Proportional to 28,977,183.80, 43,416,009.30 and 15,310,086.20

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Solution

The fourth proportional to 28,977,183.80, 43,416,009.30 and 15,310,086.20 is: 22,938,835.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977,183.80 : 43,416,009.30 = 15,310,086.20 : x
  2. Step 2: Convert to fraction form
    28,977,183.80/43,416,009.30 = 15,310,086.20/x
  3. Step 3: Cross multiply
    28,977,183.80x = 43,416,009.30 × 15,310,086.20
  4. Step 4: Simplify right side
    28,977,183.80x = 664,702,844,843,001.62
  5. Step 5: Solve for x
    x = 664,702,844,843,001.62/28,977,183.80
  6. Step 6: Final answer
    x = 22,938,835.24

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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.