Home / 7,722,643.44-11,584,646.01-2,865,006.21

Finding the Fourth Proportional to 7,722,643.44, 11,584,646.01 and 2,865,006.21

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Solution

The fourth proportional to 7,722,643.44, 11,584,646.01 and 2,865,006.21 is: 4,297,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,643.44 : 11,584,646.01 = 2,865,006.21 : x
  2. Step 2: Convert to fraction form
    7,722,643.44/11,584,646.01 = 2,865,006.21/x
  3. Step 3: Cross multiply
    7,722,643.44x = 11,584,646.01 × 2,865,006.21
  4. Step 4: Simplify right side
    7,722,643.44x = 33,190,082,759,301.72
  5. Step 5: Solve for x
    x = 33,190,082,759,301.72/7,722,643.44
  6. Step 6: Final answer
    x = 4,297,761.90

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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.