Home / 12,237,991.72-18,354,992.24-3,600,071.93

Finding the Fourth Proportional to 12,237,991.72, 18,354,992.24 and 3,600,071.93

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Solution

The fourth proportional to 12,237,991.72, 18,354,992.24 and 3,600,071.93 is: 5,399,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237,991.72 : 18,354,992.24 = 3,600,071.93 : x
  2. Step 2: Convert to fraction form
    12,237,991.72/18,354,992.24 = 3,600,071.93/x
  3. Step 3: Cross multiply
    12,237,991.72x = 18,354,992.24 × 3,600,071.93
  4. Step 4: Simplify right side
    12,237,991.72x = 66,079,292,393,479.48
  5. Step 5: Solve for x
    x = 66,079,292,393,479.48/12,237,991.72
  6. Step 6: Final answer
    x = 5,399,520.93

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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.