Home / 12,806,893.44-17,673,934.68-7,005,542.76

Finding the Fourth Proportional to 12,806,893.44, 17,673,934.68 and 7,005,542.76

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Solution

The fourth proportional to 12,806,893.44, 17,673,934.68 and 7,005,542.76 is: 9,667,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,893.44 : 17,673,934.68 = 7,005,542.76 : x
  2. Step 2: Convert to fraction form
    12,806,893.44/17,673,934.68 = 7,005,542.76/x
  3. Step 3: Cross multiply
    12,806,893.44x = 17,673,934.68 × 7,005,542.76
  4. Step 4: Simplify right side
    12,806,893.44x = 123,815,505,138,186.91
  5. Step 5: Solve for x
    x = 123,815,505,138,186.91/12,806,893.44
  6. Step 6: Final answer
    x = 9,667,879.70

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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.