Home / 49,209,540.70-73,814,311.05-20,446,116.70

Finding the Fourth Proportional to 49,209,540.70, 73,814,311.05 and 20,446,116.70

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Solution

The fourth proportional to 49,209,540.70, 73,814,311.05 and 20,446,116.70 is: 30,669,175.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,209,540.70 : 73,814,311.05 = 20,446,116.70 : x
  2. Step 2: Convert to fraction form
    49,209,540.70/73,814,311.05 = 20,446,116.70/x
  3. Step 3: Cross multiply
    49,209,540.70x = 73,814,311.05 × 20,446,116.70
  4. Step 4: Simplify right side
    49,209,540.70x = 1,509,216,017,858,399.50
  5. Step 5: Solve for x
    x = 1,509,216,017,858,399.50/49,209,540.70
  6. Step 6: Final answer
    x = 30,669,175.05

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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.