Home / 40,668,098.60-61,012,481.46-11,521,905.86

Finding the Fourth Proportional to 40,668,098.60, 61,012,481.46 and 11,521,905.86

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Solution

The fourth proportional to 40,668,098.60, 61,012,481.46 and 11,521,905.86 is: 17,285,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,668,098.60 : 61,012,481.46 = 11,521,905.86 : x
  2. Step 2: Convert to fraction form
    40,668,098.60/61,012,481.46 = 11,521,905.86/x
  3. Step 3: Cross multiply
    40,668,098.60x = 61,012,481.46 × 11,521,905.86
  4. Step 4: Simplify right side
    40,668,098.60x = 702,980,067,667,115.38
  5. Step 5: Solve for x
    x = 702,980,067,667,115.38/40,668,098.60
  6. Step 6: Final answer
    x = 17,285,786.45

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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.