Home / 11,078,822.80-16,618,234.20-10,406,976.40

Finding the Fourth Proportional to 11,078,822.80, 16,618,234.20 and 10,406,976.40

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Solution

The fourth proportional to 11,078,822.80, 16,618,234.20 and 10,406,976.40 is: 15,610,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078,822.80 : 16,618,234.20 = 10,406,976.40 : x
  2. Step 2: Convert to fraction form
    11,078,822.80/16,618,234.20 = 10,406,976.40/x
  3. Step 3: Cross multiply
    11,078,822.80x = 16,618,234.20 × 10,406,976.40
  4. Step 4: Simplify right side
    11,078,822.80x = 172,945,571,129,072.88
  5. Step 5: Solve for x
    x = 172,945,571,129,072.88/11,078,822.80
  6. Step 6: Final answer
    x = 15,610,464.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.