Home / 20,616,653.36-30,924,941.04-5,469,394.16

Finding the Fourth Proportional to 20,616,653.36, 30,924,941.04 and 5,469,394.16

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Solution

The fourth proportional to 20,616,653.36, 30,924,941.04 and 5,469,394.16 is: 8,204,080.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616,653.36 : 30,924,941.04 = 5,469,394.16 : x
  2. Step 2: Convert to fraction form
    20,616,653.36/30,924,941.04 = 5,469,394.16/x
  3. Step 3: Cross multiply
    20,616,653.36x = 30,924,941.04 × 5,469,394.16
  4. Step 4: Simplify right side
    20,616,653.36x = 169,140,691,922,520.31
  5. Step 5: Solve for x
    x = 169,140,691,922,520.31/20,616,653.36
  6. Step 6: Final answer
    x = 8,204,080.89

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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.