Home / 33,914,516.70-50,871,775.05-21,000,500.40

Finding the Fourth Proportional to 33,914,516.70, 50,871,775.05 and 21,000,500.40

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Solution

The fourth proportional to 33,914,516.70, 50,871,775.05 and 21,000,500.40 is: 31,500,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,914,516.70 : 50,871,775.05 = 21,000,500.40 : x
  2. Step 2: Convert to fraction form
    33,914,516.70/50,871,775.05 = 21,000,500.40/x
  3. Step 3: Cross multiply
    33,914,516.70x = 50,871,775.05 × 21,000,500.40
  4. Step 4: Simplify right side
    33,914,516.70x = 1,068,332,732,286,234.88
  5. Step 5: Solve for x
    x = 1,068,332,732,286,234.88/33,914,516.70
  6. Step 6: Final answer
    x = 31,500,750.60

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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.