Home / 11,804,485.78-17,685,149.12-8,557,983.10

Finding the Fourth Proportional to 11,804,485.78, 17,685,149.12 and 8,557,983.10

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Solution

The fourth proportional to 11,804,485.78, 17,685,149.12 and 8,557,983.10 is: 12,821,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804,485.78 : 17,685,149.12 = 8,557,983.10 : x
  2. Step 2: Convert to fraction form
    11,804,485.78/17,685,149.12 = 8,557,983.10/x
  3. Step 3: Cross multiply
    11,804,485.78x = 17,685,149.12 × 8,557,983.10
  4. Step 4: Simplify right side
    11,804,485.78x = 151,349,207,289,939.88
  5. Step 5: Solve for x
    x = 151,349,207,289,939.88/11,804,485.78
  6. Step 6: Final answer
    x = 12,821,329.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.