Home / 12,203,170.65-16,836,204.11-6,972,425.37

Finding the Fourth Proportional to 12,203,170.65, 16,836,204.11 and 6,972,425.37

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Solution

The fourth proportional to 12,203,170.65, 16,836,204.11 and 6,972,425.37 is: 9,619,563.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,203,170.65 : 16,836,204.11 = 6,972,425.37 : x
  2. Step 2: Convert to fraction form
    12,203,170.65/16,836,204.11 = 6,972,425.37/x
  3. Step 3: Cross multiply
    12,203,170.65x = 16,836,204.11 × 6,972,425.37
  4. Step 4: Simplify right side
    12,203,170.65x = 117,389,176,636,200.16
  5. Step 5: Solve for x
    x = 117,389,176,636,200.16/12,203,170.65
  6. Step 6: Final answer
    x = 9,619,563.64

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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.