Home / 50,612,138.92-75,902,506.90-18,259,835.76

Finding the Fourth Proportional to 50,612,138.92, 75,902,506.90 and 18,259,835.76

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Solution

The fourth proportional to 50,612,138.92, 75,902,506.90 and 18,259,835.76 is: 27,384,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,612,138.92 : 75,902,506.90 = 18,259,835.76 : x
  2. Step 2: Convert to fraction form
    50,612,138.92/75,902,506.90 = 18,259,835.76/x
  3. Step 3: Cross multiply
    50,612,138.92x = 75,902,506.90 × 18,259,835.76
  4. Step 4: Simplify right side
    50,612,138.92x = 1,385,967,309,766,267
  5. Step 5: Solve for x
    x = 1,385,967,309,766,267/50,612,138.92
  6. Step 6: Final answer
    x = 27,384,088.86

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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.