Home / 30,654,960.18-45,969,087.87-8,790,508.50

Finding the Fourth Proportional to 30,654,960.18, 45,969,087.87 and 8,790,508.50

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Solution

The fourth proportional to 30,654,960.18, 45,969,087.87 and 8,790,508.50 is: 13,181,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,654,960.18 : 45,969,087.87 = 8,790,508.50 : x
  2. Step 2: Convert to fraction form
    30,654,960.18/45,969,087.87 = 8,790,508.50/x
  3. Step 3: Cross multiply
    30,654,960.18x = 45,969,087.87 × 8,790,508.50
  4. Step 4: Simplify right side
    30,654,960.18x = 404,091,657,658,481.88
  5. Step 5: Solve for x
    x = 404,091,657,658,481.88/30,654,960.18
  6. Step 6: Final answer
    x = 13,181,933.86

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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.