Home / 18,148,930.80-27,223,396.20-9,624,879.60

Finding the Fourth Proportional to 18,148,930.80, 27,223,396.20 and 9,624,879.60

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Solution

The fourth proportional to 18,148,930.80, 27,223,396.20 and 9,624,879.60 is: 14,437,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148,930.80 : 27,223,396.20 = 9,624,879.60 : x
  2. Step 2: Convert to fraction form
    18,148,930.80/27,223,396.20 = 9,624,879.60/x
  3. Step 3: Cross multiply
    18,148,930.80x = 27,223,396.20 × 9,624,879.60
  4. Step 4: Simplify right side
    18,148,930.80x = 262,021,910,728,097.50
  5. Step 5: Solve for x
    x = 262,021,910,728,097.50/18,148,930.80
  6. Step 6: Final answer
    x = 14,437,319.40

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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.