Home / 19,243,293.45-26,545,676.97-11,898,778.83

Finding the Fourth Proportional to 19,243,293.45, 26,545,676.97 and 11,898,778.83

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Solution

The fourth proportional to 19,243,293.45, 26,545,676.97 and 11,898,778.83 is: 16,414,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243,293.45 : 26,545,676.97 = 11,898,778.83 : x
  2. Step 2: Convert to fraction form
    19,243,293.45/26,545,676.97 = 11,898,778.83/x
  3. Step 3: Cross multiply
    19,243,293.45x = 26,545,676.97 × 11,898,778.83
  4. Step 4: Simplify right side
    19,243,293.45x = 315,861,139,158,654.56
  5. Step 5: Solve for x
    x = 315,861,139,158,654.56/19,243,293.45
  6. Step 6: Final answer
    x = 16,414,089.41

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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.