Home / 11,907,589.59-16,441,729.62-9,149,930.20

Finding the Fourth Proportional to 11,907,589.59, 16,441,729.62 and 9,149,930.20

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Solution

The fourth proportional to 11,907,589.59, 16,441,729.62 and 9,149,930.20 is: 12,634,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907,589.59 : 16,441,729.62 = 9,149,930.20 : x
  2. Step 2: Convert to fraction form
    11,907,589.59/16,441,729.62 = 9,149,930.20/x
  3. Step 3: Cross multiply
    11,907,589.59x = 16,441,729.62 × 9,149,930.20
  4. Step 4: Simplify right side
    11,907,589.59x = 150,440,678,390,272.50
  5. Step 5: Solve for x
    x = 150,440,678,390,272.50/11,907,589.59
  6. Step 6: Final answer
    x = 12,634,016.08

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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.