Home / 18,883,912.60-28,325,868.90-16,758,148.60

Finding the Fourth Proportional to 18,883,912.60, 28,325,868.90 and 16,758,148.60

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Solution

The fourth proportional to 18,883,912.60, 28,325,868.90 and 16,758,148.60 is: 25,137,222.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883,912.60 : 28,325,868.90 = 16,758,148.60 : x
  2. Step 2: Convert to fraction form
    18,883,912.60/28,325,868.90 = 16,758,148.60/x
  3. Step 3: Cross multiply
    18,883,912.60x = 28,325,868.90 × 16,758,148.60
  4. Step 4: Simplify right side
    18,883,912.60x = 474,689,120,250,318.50
  5. Step 5: Solve for x
    x = 474,689,120,250,318.50/18,883,912.60
  6. Step 6: Final answer
    x = 25,137,222.90

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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.