Home / 36,906,143.70-55,359,215.55-21,537,657.30

Finding the Fourth Proportional to 36,906,143.70, 55,359,215.55 and 21,537,657.30

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Solution

The fourth proportional to 36,906,143.70, 55,359,215.55 and 21,537,657.30 is: 32,306,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906,143.70 : 55,359,215.55 = 21,537,657.30 : x
  2. Step 2: Convert to fraction form
    36,906,143.70/55,359,215.55 = 21,537,657.30/x
  3. Step 3: Cross multiply
    36,906,143.70x = 55,359,215.55 × 21,537,657.30
  4. Step 4: Simplify right side
    36,906,143.70x = 1,192,307,812,912,731
  5. Step 5: Solve for x
    x = 1,192,307,812,912,731/36,906,143.70
  6. Step 6: Final answer
    x = 32,306,485.95

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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.