Home / 12,528,096.80-18,793,894.80-5,339,573.60

Finding the Fourth Proportional to 12,528,096.80, 18,793,894.80 and 5,339,573.60

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Solution

The fourth proportional to 12,528,096.80, 18,793,894.80 and 5,339,573.60 is: 8,010,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,096.80 : 18,793,894.80 = 5,339,573.60 : x
  2. Step 2: Convert to fraction form
    12,528,096.80/18,793,894.80 = 5,339,573.60/x
  3. Step 3: Cross multiply
    12,528,096.80x = 18,793,894.80 × 5,339,573.60
  4. Step 4: Simplify right side
    12,528,096.80x = 100,351,384,515,257.28
  5. Step 5: Solve for x
    x = 100,351,384,515,257.28/12,528,096.80
  6. Step 6: Final answer
    x = 8,010,106.09

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.