Home / 12,138,003.36-16,749,016.56-6,705,171.36

Finding the Fourth Proportional to 12,138,003.36, 16,749,016.56 and 6,705,171.36

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Solution

The fourth proportional to 12,138,003.36, 16,749,016.56 and 6,705,171.36 is: 9,252,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,138,003.36 : 16,749,016.56 = 6,705,171.36 : x
  2. Step 2: Convert to fraction form
    12,138,003.36/16,749,016.56 = 6,705,171.36/x
  3. Step 3: Cross multiply
    12,138,003.36x = 16,749,016.56 × 6,705,171.36
  4. Step 4: Simplify right side
    12,138,003.36x = 112,305,026,146,277.73
  5. Step 5: Solve for x
    x = 112,305,026,146,277.73/12,138,003.36
  6. Step 6: Final answer
    x = 9,252,347.59

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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.