Home / 11,589,456.40-17,386,517.40-9,709,219.60

Finding the Fourth Proportional to 11,589,456.40, 17,386,517.40 and 9,709,219.60

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Solution

The fourth proportional to 11,589,456.40, 17,386,517.40 and 9,709,219.60 is: 14,565,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589,456.40 : 17,386,517.40 = 9,709,219.60 : x
  2. Step 2: Convert to fraction form
    11,589,456.40/17,386,517.40 = 9,709,219.60/x
  3. Step 3: Cross multiply
    11,589,456.40x = 17,386,517.40 × 9,709,219.60
  4. Step 4: Simplify right side
    11,589,456.40x = 168,809,515,515,821.03
  5. Step 5: Solve for x
    x = 168,809,515,515,821.03/11,589,456.40
  6. Step 6: Final answer
    x = 14,565,783.73

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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.