Home / 18,183,008.93-25,093,083.83-9,923,601.47

Finding the Fourth Proportional to 18,183,008.93, 25,093,083.83 and 9,923,601.47

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Solution

The fourth proportional to 18,183,008.93, 25,093,083.83 and 9,923,601.47 is: 13,694,860.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183,008.93 : 25,093,083.83 = 9,923,601.47 : x
  2. Step 2: Convert to fraction form
    18,183,008.93/25,093,083.83 = 9,923,601.47/x
  3. Step 3: Cross multiply
    18,183,008.93x = 25,093,083.83 × 9,923,601.47
  4. Step 4: Simplify right side
    18,183,008.93x = 249,013,763,407,137.78
  5. Step 5: Solve for x
    x = 249,013,763,407,137.78/18,183,008.93
  6. Step 6: Final answer
    x = 13,694,860.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.