Home / 19,285,628.48-26,612,408.22-11,443,789.40

Finding the Fourth Proportional to 19,285,628.48, 26,612,408.22 and 11,443,789.40

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Solution

The fourth proportional to 19,285,628.48, 26,612,408.22 and 11,443,789.40 is: 15,791,385.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285,628.48 : 26,612,408.22 = 11,443,789.40 : x
  2. Step 2: Convert to fraction form
    19,285,628.48/26,612,408.22 = 11,443,789.40/x
  3. Step 3: Cross multiply
    19,285,628.48x = 26,612,408.22 × 11,443,789.40
  4. Step 4: Simplify right side
    19,285,628.48x = 304,546,795,096,508.88
  5. Step 5: Solve for x
    x = 304,546,795,096,508.88/19,285,628.48
  6. Step 6: Final answer
    x = 15,791,385.56

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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.