Home / 12,394,460.67-17,086,328.68-8,661,702.48

Finding the Fourth Proportional to 12,394,460.67, 17,086,328.68 and 8,661,702.48

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Solution

The fourth proportional to 12,394,460.67, 17,086,328.68 and 8,661,702.48 is: 11,940,551.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,394,460.67 : 17,086,328.68 = 8,661,702.48 : x
  2. Step 2: Convert to fraction form
    12,394,460.67/17,086,328.68 = 8,661,702.48/x
  3. Step 3: Cross multiply
    12,394,460.67x = 17,086,328.68 × 8,661,702.48
  4. Step 4: Simplify right side
    12,394,460.67x = 147,996,695,501,651.12
  5. Step 5: Solve for x
    x = 147,996,695,501,651.12/12,394,460.67
  6. Step 6: Final answer
    x = 11,940,551.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.