Home / 18,447,029.98-25,456,635.64-10,187,441.75

Finding the Fourth Proportional to 18,447,029.98, 25,456,635.64 and 10,187,441.75

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Solution

The fourth proportional to 18,447,029.98, 25,456,635.64 and 10,187,441.75 is: 14,058,522.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,029.98 : 25,456,635.64 = 10,187,441.75 : x
  2. Step 2: Convert to fraction form
    18,447,029.98/25,456,635.64 = 10,187,441.75/x
  3. Step 3: Cross multiply
    18,447,029.98x = 25,456,635.64 × 10,187,441.75
  4. Step 4: Simplify right side
    18,447,029.98x = 259,337,992,733,473.97
  5. Step 5: Solve for x
    x = 259,337,992,733,473.97/18,447,029.98
  6. Step 6: Final answer
    x = 14,058,522.86

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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.