Home / 12,168,921.56-16,794,044.43-6,942,044.75

Finding the Fourth Proportional to 12,168,921.56, 16,794,044.43 and 6,942,044.75

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Solution

The fourth proportional to 12,168,921.56, 16,794,044.43 and 6,942,044.75 is: 9,580,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168,921.56 : 16,794,044.43 = 6,942,044.75 : x
  2. Step 2: Convert to fraction form
    12,168,921.56/16,794,044.43 = 6,942,044.75/x
  3. Step 3: Cross multiply
    12,168,921.56x = 16,794,044.43 × 6,942,044.75
  4. Step 4: Simplify right side
    12,168,921.56x = 116,585,007,966,548.23
  5. Step 5: Solve for x
    x = 116,585,007,966,548.23/12,168,921.56
  6. Step 6: Final answer
    x = 9,580,553.82

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1.5x scale

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.