Home / 18,690,392.50-25,792,591.53-10,850,632.18

Finding the Fourth Proportional to 18,690,392.50, 25,792,591.53 and 10,850,632.18

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Solution

The fourth proportional to 18,690,392.50, 25,792,591.53 and 10,850,632.18 is: 14,973,785.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,690,392.50 : 25,792,591.53 = 10,850,632.18 : x
  2. Step 2: Convert to fraction form
    18,690,392.50/25,792,591.53 = 10,850,632.18/x
  3. Step 3: Cross multiply
    18,690,392.50x = 25,792,591.53 × 10,850,632.18
  4. Step 4: Simplify right side
    18,690,392.50x = 279,865,923,661,013.44
  5. Step 5: Solve for x
    x = 279,865,923,661,013.44/18,690,392.50
  6. Step 6: Final answer
    x = 14,973,785.26

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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.