Home / 13,795,816.80-20,695,912.20-4,698,771.60

Finding the Fourth Proportional to 13,795,816.80, 20,695,912.20 and 4,698,771.60

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Solution

The fourth proportional to 13,795,816.80, 20,695,912.20 and 4,698,771.60 is: 7,048,902.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795,816.80 : 20,695,912.20 = 4,698,771.60 : x
  2. Step 2: Convert to fraction form
    13,795,816.80/20,695,912.20 = 4,698,771.60/x
  3. Step 3: Cross multiply
    13,795,816.80x = 20,695,912.20 × 4,698,771.60
  4. Step 4: Simplify right side
    13,795,816.80x = 97,245,364,481,453.52
  5. Step 5: Solve for x
    x = 97,245,364,481,453.52/13,795,816.80
  6. Step 6: Final answer
    x = 7,048,902.28

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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.