Home / 13,500,481.73-18,630,523-7,305,393.22

Finding the Fourth Proportional to 13,500,481.73, 18,630,523 and 7,305,393.22

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Solution

The fourth proportional to 13,500,481.73, 18,630,523 and 7,305,393.22 is: 10,081,365.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,481.73 : 18,630,523 = 7,305,393.22 : x
  2. Step 2: Convert to fraction form
    13,500,481.73/18,630,523 = 7,305,393.22/x
  3. Step 3: Cross multiply
    13,500,481.73x = 18,630,523 × 7,305,393.22
  4. Step 4: Simplify right side
    13,500,481.73x = 136,103,296,409,254.06
  5. Step 5: Solve for x
    x = 136,103,296,409,254.06/13,500,481.73
  6. Step 6: Final answer
    x = 10,081,365.92

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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.