Home / 16,789,029.90-25,183,544.85-5,430,626.70

Finding the Fourth Proportional to 16,789,029.90, 25,183,544.85 and 5,430,626.70

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Solution

The fourth proportional to 16,789,029.90, 25,183,544.85 and 5,430,626.70 is: 8,145,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,029.90 : 25,183,544.85 = 5,430,626.70 : x
  2. Step 2: Convert to fraction form
    16,789,029.90/25,183,544.85 = 5,430,626.70/x
  3. Step 3: Cross multiply
    16,789,029.90x = 25,183,544.85 × 5,430,626.70
  4. Step 4: Simplify right side
    16,789,029.90x = 136,762,431,063,057.50
  5. Step 5: Solve for x
    x = 136,762,431,063,057.50/16,789,029.90
  6. Step 6: Final answer
    x = 8,145,940.05

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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.