Home / 18,447,022.73-25,456,625.64-10,187,434.50

Finding the Fourth Proportional to 18,447,022.73, 25,456,625.64 and 10,187,434.50

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Solution

The fourth proportional to 18,447,022.73, 25,456,625.64 and 10,187,434.50 is: 14,058,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,022.73 : 25,456,625.64 = 10,187,434.50 : x
  2. Step 2: Convert to fraction form
    18,447,022.73/25,456,625.64 = 10,187,434.50/x
  3. Step 3: Cross multiply
    18,447,022.73x = 25,456,625.64 × 10,187,434.50
  4. Step 4: Simplify right side
    18,447,022.73x = 259,337,706,298,520.59
  5. Step 5: Solve for x
    x = 259,337,706,298,520.59/18,447,022.73
  6. Step 6: Final answer
    x = 14,058,512.86

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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.