Home / 13,504,291.20-20,256,469.76-3,406,912.32

Finding the Fourth Proportional to 13,504,291.20, 20,256,469.76 and 3,406,912.32

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Solution

The fourth proportional to 13,504,291.20, 20,256,469.76 and 3,406,912.32 is: 5,110,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504,291.20 : 20,256,469.76 = 3,406,912.32 : x
  2. Step 2: Convert to fraction form
    13,504,291.20/20,256,469.76 = 3,406,912.32/x
  3. Step 3: Cross multiply
    13,504,291.20x = 20,256,469.76 × 3,406,912.32
  4. Step 4: Simplify right side
    13,504,291.20x = 69,012,016,385,051.45
  5. Step 5: Solve for x
    x = 69,012,016,385,051.45/13,504,291.20
  6. Step 6: Final answer
    x = 5,110,376.80

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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.