Home / 18,447,029.48-25,456,634.95-10,187,441.25

Finding the Fourth Proportional to 18,447,029.48, 25,456,634.95 and 10,187,441.25

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Solution

The fourth proportional to 18,447,029.48, 25,456,634.95 and 10,187,441.25 is: 14,058,522.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,029.48 : 25,456,634.95 = 10,187,441.25 : x
  2. Step 2: Convert to fraction form
    18,447,029.48/25,456,634.95 = 10,187,441.25/x
  3. Step 3: Cross multiply
    18,447,029.48x = 25,456,634.95 × 10,187,441.25
  4. Step 4: Simplify right side
    18,447,029.48x = 259,337,972,975,821.69
  5. Step 5: Solve for x
    x = 259,337,972,975,821.69/18,447,029.48
  6. Step 6: Final answer
    x = 14,058,522.17

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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.