Home / 22,013,601.60-30,378,865.60-12,224,015.84

Finding the Fourth Proportional to 22,013,601.60, 30,378,865.60 and 12,224,015.84

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Solution

The fourth proportional to 22,013,601.60, 30,378,865.60 and 12,224,015.84 is: 16,869,194.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013,601.60 : 30,378,865.60 = 12,224,015.84 : x
  2. Step 2: Convert to fraction form
    22,013,601.60/30,378,865.60 = 12,224,015.84/x
  3. Step 3: Cross multiply
    22,013,601.60x = 30,378,865.60 × 12,224,015.84
  4. Step 4: Simplify right side
    22,013,601.60x = 371,351,734,295,631.12
  5. Step 5: Solve for x
    x = 371,351,734,295,631.12/22,013,601.60
  6. Step 6: Final answer
    x = 16,869,194.83

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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.