Home / 5,129,071.20-7,693,605.25-1,933,450.09

Finding the Fourth Proportional to 5,129,071.20, 7,693,605.25 and 1,933,450.09

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Solution

The fourth proportional to 5,129,071.20, 7,693,605.25 and 1,933,450.09 is: 2,900,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,071.20 : 7,693,605.25 = 1,933,450.09 : x
  2. Step 2: Convert to fraction form
    5,129,071.20/7,693,605.25 = 1,933,450.09/x
  3. Step 3: Cross multiply
    5,129,071.20x = 7,693,605.25 × 1,933,450.09
  4. Step 4: Simplify right side
    5,129,071.20x = 14,875,201,738,969.33
  5. Step 5: Solve for x
    x = 14,875,201,738,969.33/5,129,071.20
  6. Step 6: Final answer
    x = 2,900,174.55

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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.