Home / 71,873,721.70-107,810,582.55-33,609,969.70

Finding the Fourth Proportional to 71,873,721.70, 107,810,582.55 and 33,609,969.70

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Solution

The fourth proportional to 71,873,721.70, 107,810,582.55 and 33,609,969.70 is: 50,414,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,873,721.70 : 107,810,582.55 = 33,609,969.70 : x
  2. Step 2: Convert to fraction form
    71,873,721.70/107,810,582.55 = 33,609,969.70/x
  3. Step 3: Cross multiply
    71,873,721.70x = 107,810,582.55 × 33,609,969.70
  4. Step 4: Simplify right side
    71,873,721.70x = 3,623,510,412,844,849
  5. Step 5: Solve for x
    x = 3,623,510,412,844,849/71,873,721.70
  6. Step 6: Final answer
    x = 50,414,954.55

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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.