Home / 16,821,540.87-25,231,949.06-4,690,681.06

Finding the Fourth Proportional to 16,821,540.87, 25,231,949.06 and 4,690,681.06

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Solution

The fourth proportional to 16,821,540.87, 25,231,949.06 and 4,690,681.06 is: 7,035,920.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,540.87 : 25,231,949.06 = 4,690,681.06 : x
  2. Step 2: Convert to fraction form
    16,821,540.87/25,231,949.06 = 4,690,681.06/x
  3. Step 3: Cross multiply
    16,821,540.87x = 25,231,949.06 × 4,690,681.06
  4. Step 4: Simplify right side
    16,821,540.87x = 118,355,025,562,626.78
  5. Step 5: Solve for x
    x = 118,355,025,562,626.78/16,821,540.87
  6. Step 6: Final answer
    x = 7,035,920.58

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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.