Home / 13,916,688.56-19,205,676.82-8,692,789.58

Finding the Fourth Proportional to 13,916,688.56, 19,205,676.82 and 8,692,789.58

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Solution

The fourth proportional to 13,916,688.56, 19,205,676.82 and 8,692,789.58 is: 11,996,453.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916,688.56 : 19,205,676.82 = 8,692,789.58 : x
  2. Step 2: Convert to fraction form
    13,916,688.56/19,205,676.82 = 8,692,789.58/x
  3. Step 3: Cross multiply
    13,916,688.56x = 19,205,676.82 × 8,692,789.58
  4. Step 4: Simplify right side
    13,916,688.56x = 166,950,907,337,743.53
  5. Step 5: Solve for x
    x = 166,950,907,337,743.53/13,916,688.56
  6. Step 6: Final answer
    x = 11,996,453.51

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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.