Home / 6,631,775.72-9,947,662.75-1,839,465.05

Finding the Fourth Proportional to 6,631,775.72, 9,947,662.75 and 1,839,465.05

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Solution

The fourth proportional to 6,631,775.72, 9,947,662.75 and 1,839,465.05 is: 2,759,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,775.72 : 9,947,662.75 = 1,839,465.05 : x
  2. Step 2: Convert to fraction form
    6,631,775.72/9,947,662.75 = 1,839,465.05/x
  3. Step 3: Cross multiply
    6,631,775.72x = 9,947,662.75 × 1,839,465.05
  4. Step 4: Simplify right side
    6,631,775.72x = 18,298,377,910,372.91
  5. Step 5: Solve for x
    x = 18,298,377,910,372.91/6,631,775.72
  6. Step 6: Final answer
    x = 2,759,197.34

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Double scale
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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.