Home / 49,207,640.70-73,811,461.05-20,474,397.30

Finding the Fourth Proportional to 49,207,640.70, 73,811,461.05 and 20,474,397.30

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Solution

The fourth proportional to 49,207,640.70, 73,811,461.05 and 20,474,397.30 is: 30,711,595.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,640.70 : 73,811,461.05 = 20,474,397.30 : x
  2. Step 2: Convert to fraction form
    49,207,640.70/73,811,461.05 = 20,474,397.30/x
  3. Step 3: Cross multiply
    49,207,640.70x = 73,811,461.05 × 20,474,397.30
  4. Step 4: Simplify right side
    49,207,640.70x = 1,511,245,178,831,175.25
  5. Step 5: Solve for x
    x = 1,511,245,178,831,175.25/49,207,640.70
  6. Step 6: Final answer
    x = 30,711,595.95

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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.