Home / 17,387,961.60-26,060,947.20-8,863,910.40

Finding the Fourth Proportional to 17,387,961.60, 26,060,947.20 and 8,863,910.40

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Solution

The fourth proportional to 17,387,961.60, 26,060,947.20 and 8,863,910.40 is: 13,285,162.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,961.60 : 26,060,947.20 = 8,863,910.40 : x
  2. Step 2: Convert to fraction form
    17,387,961.60/26,060,947.20 = 8,863,910.40/x
  3. Step 3: Cross multiply
    17,387,961.60x = 26,060,947.20 × 8,863,910.40
  4. Step 4: Simplify right side
    17,387,961.60x = 231,001,900,919,930.88
  5. Step 5: Solve for x
    x = 231,001,900,919,930.88/17,387,961.60
  6. Step 6: Final answer
    x = 13,285,162.82

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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.