Home / 20,616,662.36-30,924,954.50-5,469,403.16

Finding the Fourth Proportional to 20,616,662.36, 30,924,954.50 and 5,469,403.16

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Solution

The fourth proportional to 20,616,662.36, 30,924,954.50 and 5,469,403.16 is: 8,204,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616,662.36 : 30,924,954.50 = 5,469,403.16 : x
  2. Step 2: Convert to fraction form
    20,616,662.36/30,924,954.50 = 5,469,403.16/x
  3. Step 3: Cross multiply
    20,616,662.36x = 30,924,954.50 × 5,469,403.16
  4. Step 4: Simplify right side
    20,616,662.36x = 169,141,043,865,156.22
  5. Step 5: Solve for x
    x = 169,141,043,865,156.22/20,616,662.36
  6. Step 6: Final answer
    x = 8,204,094.38

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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.