Home / 68,039,525.73-102,058,996.43-18,855,237.84

Finding the Fourth Proportional to 68,039,525.73, 102,058,996.43 and 18,855,237.84

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Solution

The fourth proportional to 68,039,525.73, 102,058,996.43 and 18,855,237.84 is: 28,282,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,039,525.73 : 102,058,996.43 = 18,855,237.84 : x
  2. Step 2: Convert to fraction form
    68,039,525.73/102,058,996.43 = 18,855,237.84/x
  3. Step 3: Cross multiply
    68,039,525.73x = 102,058,996.43 × 18,855,237.84
  4. Step 4: Simplify right side
    68,039,525.73x = 1,924,346,651,305,084.75
  5. Step 5: Solve for x
    x = 1,924,346,651,305,084.75/68,039,525.73
  6. Step 6: Final answer
    x = 28,282,775.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.