Home / 27,902,099.18-38,505,046.77-15,343,963.85

Finding the Fourth Proportional to 27,902,099.18, 38,505,046.77 and 15,343,963.85

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Solution

The fourth proportional to 27,902,099.18, 38,505,046.77 and 15,343,963.85 is: 21,174,752.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,902,099.18 : 38,505,046.77 = 15,343,963.85 : x
  2. Step 2: Convert to fraction form
    27,902,099.18/38,505,046.77 = 15,343,963.85/x
  3. Step 3: Cross multiply
    27,902,099.18x = 38,505,046.77 × 15,343,963.85
  4. Step 4: Simplify right side
    27,902,099.18x = 590,820,045,488,914.12
  5. Step 5: Solve for x
    x = 590,820,045,488,914.12/27,902,099.18
  6. Step 6: Final answer
    x = 21,174,752.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.