Home / 5,091,774.72-7,026,640.56-2,917,021.92

Finding the Fourth Proportional to 5,091,774.72, 7,026,640.56 and 2,917,021.92

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Solution

The fourth proportional to 5,091,774.72, 7,026,640.56 and 2,917,021.92 is: 4,025,485.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,774.72 : 7,026,640.56 = 2,917,021.92 : x
  2. Step 2: Convert to fraction form
    5,091,774.72/7,026,640.56 = 2,917,021.92/x
  3. Step 3: Cross multiply
    5,091,774.72x = 7,026,640.56 × 2,917,021.92
  4. Step 4: Simplify right side
    5,091,774.72x = 20,496,864,537,481.07
  5. Step 5: Solve for x
    x = 20,496,864,537,481.07/5,091,774.72
  6. Step 6: Final answer
    x = 4,025,485.35

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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.