Home / 21,333,825.57-29,440,757.30-11,544,269.79

Finding the Fourth Proportional to 21,333,825.57, 29,440,757.30 and 11,544,269.79

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Solution

The fourth proportional to 21,333,825.57, 29,440,757.30 and 11,544,269.79 is: 15,931,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,333,825.57 : 29,440,757.30 = 11,544,269.79 : x
  2. Step 2: Convert to fraction form
    21,333,825.57/29,440,757.30 = 11,544,269.79/x
  3. Step 3: Cross multiply
    21,333,825.57x = 29,440,757.30 × 11,544,269.79
  4. Step 4: Simplify right side
    21,333,825.57x = 339,872,045,035,390.62
  5. Step 5: Solve for x
    x = 339,872,045,035,390.62/21,333,825.57
  6. Step 6: Final answer
    x = 15,931,134.52

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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.