Home / 6,631,747.11-9,947,619.81-1,839,436.34

Finding the Fourth Proportional to 6,631,747.11, 9,947,619.81 and 1,839,436.34

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Solution

The fourth proportional to 6,631,747.11, 9,947,619.81 and 1,839,436.34 is: 2,759,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,747.11 : 9,947,619.81 = 1,839,436.34 : x
  2. Step 2: Convert to fraction form
    6,631,747.11/9,947,619.81 = 1,839,436.34/x
  3. Step 3: Cross multiply
    6,631,747.11x = 9,947,619.81 × 1,839,436.34
  4. Step 4: Simplify right side
    6,631,747.11x = 18,298,013,404,485.54
  5. Step 5: Solve for x
    x = 18,298,013,404,485.54/6,631,747.11
  6. Step 6: Final answer
    x = 2,759,154.28

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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.