Home / 27,661,745.46-41,389,855.92-17,378,460.12

Finding the Fourth Proportional to 27,661,745.46, 41,389,855.92 and 17,378,460.12

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Solution

The fourth proportional to 27,661,745.46, 41,389,855.92 and 17,378,460.12 is: 26,003,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,661,745.46 : 41,389,855.92 = 17,378,460.12 : x
  2. Step 2: Convert to fraction form
    27,661,745.46/41,389,855.92 = 17,378,460.12/x
  3. Step 3: Cross multiply
    27,661,745.46x = 41,389,855.92 × 17,378,460.12
  4. Step 4: Simplify right side
    27,661,745.46x = 719,291,960,478,266
  5. Step 5: Solve for x
    x = 719,291,960,478,266/27,661,745.46
  6. Step 6: Final answer
    x = 26,003,129.90

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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.