Home / 12,083,939.54-16,677,429.09-7,255,354.58

Finding the Fourth Proportional to 12,083,939.54, 16,677,429.09 and 7,255,354.58

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Solution

The fourth proportional to 12,083,939.54, 16,677,429.09 and 7,255,354.58 is: 10,013,345.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,939.54 : 16,677,429.09 = 7,255,354.58 : x
  2. Step 2: Convert to fraction form
    12,083,939.54/16,677,429.09 = 7,255,354.58/x
  3. Step 3: Cross multiply
    12,083,939.54x = 16,677,429.09 × 7,255,354.58
  4. Step 4: Simplify right side
    12,083,939.54x = 121,000,661,530,756.73
  5. Step 5: Solve for x
    x = 121,000,661,530,756.73/12,083,939.54
  6. Step 6: Final answer
    x = 10,013,345.49

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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.