Home / 12,694,725.54-17,518,658.13-6,893,455.86

Finding the Fourth Proportional to 12,694,725.54, 17,518,658.13 and 6,893,455.86

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Solution

The fourth proportional to 12,694,725.54, 17,518,658.13 and 6,893,455.86 is: 9,512,934.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694,725.54 : 17,518,658.13 = 6,893,455.86 : x
  2. Step 2: Convert to fraction form
    12,694,725.54/17,518,658.13 = 6,893,455.86/x
  3. Step 3: Cross multiply
    12,694,725.54x = 17,518,658.13 × 6,893,455.86
  4. Step 4: Simplify right side
    12,694,725.54x = 120,764,096,545,585.14
  5. Step 5: Solve for x
    x = 120,764,096,545,585.14/12,694,725.54
  6. Step 6: Final answer
    x = 9,512,934.81

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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.