Home / 11,391,879.06-15,720,735.69-6,164,883.36

Finding the Fourth Proportional to 11,391,879.06, 15,720,735.69 and 6,164,883.36

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Solution

The fourth proportional to 11,391,879.06, 15,720,735.69 and 6,164,883.36 is: 8,507,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,391,879.06 : 15,720,735.69 = 6,164,883.36 : x
  2. Step 2: Convert to fraction form
    11,391,879.06/15,720,735.69 = 6,164,883.36/x
  3. Step 3: Cross multiply
    11,391,879.06x = 15,720,735.69 × 6,164,883.36
  4. Step 4: Simplify right side
    11,391,879.06x = 96,916,501,862,239.12
  5. Step 5: Solve for x
    x = 96,916,501,862,239.12/11,391,879.06
  6. Step 6: Final answer
    x = 8,507,507.97

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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.