Home / 49,163,006.70-73,753,367.40-20,412,048.60

Finding the Fourth Proportional to 49,163,006.70, 73,753,367.40 and 20,412,048.60

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Solution

The fourth proportional to 49,163,006.70, 73,753,367.40 and 20,412,048.60 is: 30,621,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,163,006.70 : 73,753,367.40 = 20,412,048.60 : x
  2. Step 2: Convert to fraction form
    49,163,006.70/73,753,367.40 = 20,412,048.60/x
  3. Step 3: Cross multiply
    49,163,006.70x = 73,753,367.40 × 20,412,048.60
  4. Step 4: Simplify right side
    49,163,006.70x = 1,505,457,319,782,455.75
  5. Step 5: Solve for x
    x = 1,505,457,319,782,455.75/49,163,006.70
  6. Step 6: Final answer
    x = 30,621,750.39

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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.