Home / 10,902,968.20-16,336,737.60-9,096,068.80

Finding the Fourth Proportional to 10,902,968.20, 16,336,737.60 and 9,096,068.80

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Solution

The fourth proportional to 10,902,968.20, 16,336,737.60 and 9,096,068.80 is: 13,629,324.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,968.20 : 16,336,737.60 = 9,096,068.80 : x
  2. Step 2: Convert to fraction form
    10,902,968.20/16,336,737.60 = 9,096,068.80/x
  3. Step 3: Cross multiply
    10,902,968.20x = 16,336,737.60 × 9,096,068.80
  4. Step 4: Simplify right side
    10,902,968.20x = 148,600,089,177,146.88
  5. Step 5: Solve for x
    x = 148,600,089,177,146.88/10,902,968.20
  6. Step 6: Final answer
    x = 13,629,324.28

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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.