Home / 12,160,537.50-16,781,755.59-6,654,394.02

Finding the Fourth Proportional to 12,160,537.50, 16,781,755.59 and 6,654,394.02

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Solution

The fourth proportional to 12,160,537.50, 16,781,755.59 and 6,654,394.02 is: 9,183,180.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,160,537.50 : 16,781,755.59 = 6,654,394.02 : x
  2. Step 2: Convert to fraction form
    12,160,537.50/16,781,755.59 = 6,654,394.02/x
  3. Step 3: Cross multiply
    12,160,537.50x = 16,781,755.59 × 6,654,394.02
  4. Step 4: Simplify right side
    12,160,537.50x = 111,672,414,043,197.56
  5. Step 5: Solve for x
    x = 111,672,414,043,197.56/12,160,537.50
  6. Step 6: Final answer
    x = 9,183,180.76

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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.