Home / 7,124,209.23-9,831,383.46-3,861,103.17

Finding the Fourth Proportional to 7,124,209.23, 9,831,383.46 and 3,861,103.17

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Solution

The fourth proportional to 7,124,209.23, 9,831,383.46 and 3,861,103.17 is: 5,328,308.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124,209.23 : 9,831,383.46 = 3,861,103.17 : x
  2. Step 2: Convert to fraction form
    7,124,209.23/9,831,383.46 = 3,861,103.17/x
  3. Step 3: Cross multiply
    7,124,209.23x = 9,831,383.46 × 3,861,103.17
  4. Step 4: Simplify right side
    7,124,209.23x = 37,959,985,842,891.57
  5. Step 5: Solve for x
    x = 37,959,985,842,891.57/7,124,209.23
  6. Step 6: Final answer
    x = 5,328,308.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.