Home / 12,200,973.99-18,301,381.97-3,102,992.96

Finding the Fourth Proportional to 12,200,973.99, 18,301,381.97 and 3,102,992.96

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Solution

The fourth proportional to 12,200,973.99, 18,301,381.97 and 3,102,992.96 is: 4,654,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,200,973.99 : 18,301,381.97 = 3,102,992.96 : x
  2. Step 2: Convert to fraction form
    12,200,973.99/18,301,381.97 = 3,102,992.96/x
  3. Step 3: Cross multiply
    12,200,973.99x = 18,301,381.97 × 3,102,992.96
  4. Step 4: Simplify right side
    12,200,973.99x = 56,789,059,395,665.97
  5. Step 5: Solve for x
    x = 56,789,059,395,665.97/12,200,973.99
  6. Step 6: Final answer
    x = 4,654,469.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.