Home / 16,789,213.70-25,183,820.55-15,501,508.10

Finding the Fourth Proportional to 16,789,213.70, 25,183,820.55 and 15,501,508.10

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Solution

The fourth proportional to 16,789,213.70, 25,183,820.55 and 15,501,508.10 is: 23,252,262.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,213.70 : 25,183,820.55 = 15,501,508.10 : x
  2. Step 2: Convert to fraction form
    16,789,213.70/25,183,820.55 = 15,501,508.10/x
  3. Step 3: Cross multiply
    16,789,213.70x = 25,183,820.55 × 15,501,508.10
  4. Step 4: Simplify right side
    16,789,213.70x = 390,387,198,244,771.44
  5. Step 5: Solve for x
    x = 390,387,198,244,771.44/16,789,213.70
  6. Step 6: Final answer
    x = 23,252,262.15

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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.