Home / 21,583,286.70-32,374,930.05-15,560,288.70

Finding the Fourth Proportional to 21,583,286.70, 32,374,930.05 and 15,560,288.70

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Solution

The fourth proportional to 21,583,286.70, 32,374,930.05 and 15,560,288.70 is: 23,340,433.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,583,286.70 : 32,374,930.05 = 15,560,288.70 : x
  2. Step 2: Convert to fraction form
    21,583,286.70/32,374,930.05 = 15,560,288.70/x
  3. Step 3: Cross multiply
    21,583,286.70x = 32,374,930.05 × 15,560,288.70
  4. Step 4: Simplify right side
    21,583,286.70x = 503,763,258,220,305.44
  5. Step 5: Solve for x
    x = 503,763,258,220,305.44/21,583,286.70
  6. Step 6: Final answer
    x = 23,340,433.05

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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.