Home / 21,333,751.31-29,440,654.88-11,544,195.60

Finding the Fourth Proportional to 21,333,751.31, 29,440,654.88 and 11,544,195.60

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Solution

The fourth proportional to 21,333,751.31, 29,440,654.88 and 11,544,195.60 is: 15,931,032.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,751.31 : 29,440,654.88 = 11,544,195.60 : x
  2. Step 2: Convert to fraction form
    21,333,751.31/29,440,654.88 = 11,544,195.60/x
  3. Step 3: Cross multiply
    21,333,751.31x = 29,440,654.88 × 11,544,195.60
  4. Step 4: Simplify right side
    21,333,751.31x = 339,868,678,469,093.56
  5. Step 5: Solve for x
    x = 339,868,678,469,093.56/21,333,751.31
  6. Step 6: Final answer
    x = 15,931,032.17

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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.