Home / 6,631,815.40-9,947,722.44-1,839,504.86

Finding the Fourth Proportional to 6,631,815.40, 9,947,722.44 and 1,839,504.86

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Solution

The fourth proportional to 6,631,815.40, 9,947,722.44 and 1,839,504.86 is: 2,759,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,815.40 : 9,947,722.44 = 1,839,504.86 : x
  2. Step 2: Convert to fraction form
    6,631,815.40/9,947,722.44 = 1,839,504.86/x
  3. Step 3: Cross multiply
    6,631,815.40x = 9,947,722.44 × 1,839,504.86
  4. Step 4: Simplify right side
    6,631,815.40x = 18,298,883,774,311.06
  5. Step 5: Solve for x
    x = 18,298,883,774,311.06/6,631,815.40
  6. Step 6: Final answer
    x = 2,759,257.11

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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.