Home / 28,743,857.40-43,115,786.10-27,610,116.60

Finding the Fourth Proportional to 28,743,857.40, 43,115,786.10 and 27,610,116.60

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Solution

The fourth proportional to 28,743,857.40, 43,115,786.10 and 27,610,116.60 is: 41,415,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,743,857.40 : 43,115,786.10 = 27,610,116.60 : x
  2. Step 2: Convert to fraction form
    28,743,857.40/43,115,786.10 = 27,610,116.60/x
  3. Step 3: Cross multiply
    28,743,857.40x = 43,115,786.10 × 27,610,116.60
  4. Step 4: Simplify right side
    28,743,857.40x = 1,190,431,881,521,659.25
  5. Step 5: Solve for x
    x = 1,190,431,881,521,659.25/28,743,857.40
  6. Step 6: Final answer
    x = 41,415,174.90

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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.