Home / 12,305,512.08-16,981,784.91-6,799,013.73

Finding the Fourth Proportional to 12,305,512.08, 16,981,784.91 and 6,799,013.73

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Solution

The fourth proportional to 12,305,512.08, 16,981,784.91 and 6,799,013.73 is: 9,382,737.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,512.08 : 16,981,784.91 = 6,799,013.73 : x
  2. Step 2: Convert to fraction form
    12,305,512.08/16,981,784.91 = 6,799,013.73/x
  3. Step 3: Cross multiply
    12,305,512.08x = 16,981,784.91 × 6,799,013.73
  4. Step 4: Simplify right side
    12,305,512.08x = 115,459,388,762,996.83
  5. Step 5: Solve for x
    x = 115,459,388,762,996.83/12,305,512.08
  6. Step 6: Final answer
    x = 9,382,737.43

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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.