Home / 33,212,009.70-49,818,014.55-18,863,102.70

Finding the Fourth Proportional to 33,212,009.70, 49,818,014.55 and 18,863,102.70

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Solution

The fourth proportional to 33,212,009.70, 49,818,014.55 and 18,863,102.70 is: 28,294,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212,009.70 : 49,818,014.55 = 18,863,102.70 : x
  2. Step 2: Convert to fraction form
    33,212,009.70/49,818,014.55 = 18,863,102.70/x
  3. Step 3: Cross multiply
    33,212,009.70x = 49,818,014.55 × 18,863,102.70
  4. Step 4: Simplify right side
    33,212,009.70x = 939,722,324,766,744.25
  5. Step 5: Solve for x
    x = 939,722,324,766,744.25/33,212,009.70
  6. Step 6: Final answer
    x = 28,294,654.05

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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.