Home / 6,250,638.36-9,377,732.64-1,991,135.10

Finding the Fourth Proportional to 6,250,638.36, 9,377,732.64 and 1,991,135.10

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Solution

The fourth proportional to 6,250,638.36, 9,377,732.64 and 1,991,135.10 is: 2,987,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,250,638.36 : 9,377,732.64 = 1,991,135.10 : x
  2. Step 2: Convert to fraction form
    6,250,638.36/9,377,732.64 = 1,991,135.10/x
  3. Step 3: Cross multiply
    6,250,638.36x = 9,377,732.64 × 1,991,135.10
  4. Step 4: Simplify right side
    6,250,638.36x = 18,672,332,617,919.67
  5. Step 5: Solve for x
    x = 18,672,332,617,919.67/6,250,638.36
  6. Step 6: Final answer
    x = 2,987,268.11

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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.