Home / 12,051,971.48-18,079,147.92-3,961,665.56

Finding the Fourth Proportional to 12,051,971.48, 18,079,147.92 and 3,961,665.56

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Solution

The fourth proportional to 12,051,971.48, 18,079,147.92 and 3,961,665.56 is: 5,942,889.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,971.48 : 18,079,147.92 = 3,961,665.56 : x
  2. Step 2: Convert to fraction form
    12,051,971.48/18,079,147.92 = 3,961,665.56/x
  3. Step 3: Cross multiply
    12,051,971.48x = 18,079,147.92 × 3,961,665.56
  4. Step 4: Simplify right side
    12,051,971.48x = 71,623,537,668,809.64
  5. Step 5: Solve for x
    x = 71,623,537,668,809.64/12,051,971.48
  6. Step 6: Final answer
    x = 5,942,889.74

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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.