Home / 47,669,202.45-71,525,794.37-21,769,443.54

Finding the Fourth Proportional to 47,669,202.45, 71,525,794.37 and 21,769,443.54

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Solution

The fourth proportional to 47,669,202.45, 71,525,794.37 and 21,769,443.54 is: 32,664,207.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,669,202.45 : 71,525,794.37 = 21,769,443.54 : x
  2. Step 2: Convert to fraction form
    47,669,202.45/71,525,794.37 = 21,769,443.54/x
  3. Step 3: Cross multiply
    47,669,202.45x = 71,525,794.37 × 21,769,443.54
  4. Step 4: Simplify right side
    47,669,202.45x = 1,557,076,742,082,517.50
  5. Step 5: Solve for x
    x = 1,557,076,742,082,517.50/47,669,202.45
  6. Step 6: Final answer
    x = 32,664,207.96

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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.