Home / 27,217,669.20-40,845,166.20-12,082,462.80

Finding the Fourth Proportional to 27,217,669.20, 40,845,166.20 and 12,082,462.80

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Solution

The fourth proportional to 27,217,669.20, 40,845,166.20 and 12,082,462.80 is: 18,131,978.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,669.20 : 40,845,166.20 = 12,082,462.80 : x
  2. Step 2: Convert to fraction form
    27,217,669.20/40,845,166.20 = 12,082,462.80/x
  3. Step 3: Cross multiply
    27,217,669.20x = 40,845,166.20 × 12,082,462.80
  4. Step 4: Simplify right side
    27,217,669.20x = 493,510,201,171,317.44
  5. Step 5: Solve for x
    x = 493,510,201,171,317.44/27,217,669.20
  6. Step 6: Final answer
    x = 18,131,978.81

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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.