Home / 18,183,047.86-25,093,138.03-9,923,639.90

Finding the Fourth Proportional to 18,183,047.86, 25,093,138.03 and 9,923,639.90

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Solution

The fourth proportional to 18,183,047.86, 25,093,138.03 and 9,923,639.90 is: 13,694,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183,047.86 : 25,093,138.03 = 9,923,639.90 : x
  2. Step 2: Convert to fraction form
    18,183,047.86/25,093,138.03 = 9,923,639.90/x
  3. Step 3: Cross multiply
    18,183,047.86x = 25,093,138.03 × 9,923,639.90
  4. Step 4: Simplify right side
    18,183,047.86x = 249,015,265,620,440.59
  5. Step 5: Solve for x
    x = 249,015,265,620,440.59/18,183,047.86
  6. Step 6: Final answer
    x = 13,694,913.39

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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.