Home / 7,868,792.88-11,794,919.22-3,605,455.08

Finding the Fourth Proportional to 7,868,792.88, 11,794,919.22 and 3,605,455.08

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Solution

The fourth proportional to 7,868,792.88, 11,794,919.22 and 3,605,455.08 is: 5,404,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,868,792.88 : 11,794,919.22 = 3,605,455.08 : x
  2. Step 2: Convert to fraction form
    7,868,792.88/11,794,919.22 = 3,605,455.08/x
  3. Step 3: Cross multiply
    7,868,792.88x = 11,794,919.22 × 3,605,455.08
  4. Step 4: Simplify right side
    7,868,792.88x = 42,526,051,419,938.64
  5. Step 5: Solve for x
    x = 42,526,051,419,938.64/7,868,792.88
  6. Step 6: Final answer
    x = 5,404,393.29

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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.