Home / 11,183,208.80-16,787,254.80-6,928,181.60

Finding the Fourth Proportional to 11,183,208.80, 16,787,254.80 and 6,928,181.60

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Solution

The fourth proportional to 11,183,208.80, 16,787,254.80 and 6,928,181.60 is: 10,399,980.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183,208.80 : 16,787,254.80 = 6,928,181.60 : x
  2. Step 2: Convert to fraction form
    11,183,208.80/16,787,254.80 = 6,928,181.60/x
  3. Step 3: Cross multiply
    11,183,208.80x = 16,787,254.80 × 6,928,181.60
  4. Step 4: Simplify right side
    11,183,208.80x = 116,305,149,819,871.67
  5. Step 5: Solve for x
    x = 116,305,149,819,871.67/11,183,208.80
  6. Step 6: Final answer
    x = 10,399,980.18

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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.