Home / 18,233,147.75-25,161,819.71-9,860,517.52

Finding the Fourth Proportional to 18,233,147.75, 25,161,819.71 and 9,860,517.52

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Solution

The fourth proportional to 18,233,147.75, 25,161,819.71 and 9,860,517.52 is: 13,607,555.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233,147.75 : 25,161,819.71 = 9,860,517.52 : x
  2. Step 2: Convert to fraction form
    18,233,147.75/25,161,819.71 = 9,860,517.52/x
  3. Step 3: Cross multiply
    18,233,147.75x = 25,161,819.71 × 9,860,517.52
  4. Step 4: Simplify right side
    18,233,147.75x = 248,108,563,910,424.62
  5. Step 5: Solve for x
    x = 248,108,563,910,424.62/18,233,147.75
  6. Step 6: Final answer
    x = 13,607,555.17

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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.