Home / 21,584,022.03-29,787,648.42-12,291,985.29

Finding the Fourth Proportional to 21,584,022.03, 29,787,648.42 and 12,291,985.29

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Solution

The fourth proportional to 21,584,022.03, 29,787,648.42 and 12,291,985.29 is: 16,963,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584,022.03 : 29,787,648.42 = 12,291,985.29 : x
  2. Step 2: Convert to fraction form
    21,584,022.03/29,787,648.42 = 12,291,985.29/x
  3. Step 3: Cross multiply
    21,584,022.03x = 29,787,648.42 × 12,291,985.29
  4. Step 4: Simplify right side
    21,584,022.03x = 366,149,336,202,331.75
  5. Step 5: Solve for x
    x = 366,149,336,202,331.75/21,584,022.03
  6. Step 6: Final answer
    x = 16,963,906.71

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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.