Home / 7,890,082.18-11,835,797.12-2,772,067.48

Finding the Fourth Proportional to 7,890,082.18, 11,835,797.12 and 2,772,067.48

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Solution

The fourth proportional to 7,890,082.18, 11,835,797.12 and 2,772,067.48 is: 4,158,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,082.18 : 11,835,797.12 = 2,772,067.48 : x
  2. Step 2: Convert to fraction form
    7,890,082.18/11,835,797.12 = 2,772,067.48/x
  3. Step 3: Cross multiply
    7,890,082.18x = 11,835,797.12 × 2,772,067.48
  4. Step 4: Simplify right side
    7,890,082.18x = 32,809,628,263,175.08
  5. Step 5: Solve for x
    x = 32,809,628,263,175.08/7,890,082.18
  6. Step 6: Final answer
    x = 4,158,337.96

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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.