Home / 28,699,352.73-43,028,844.50-13,330,324.85

Finding the Fourth Proportional to 28,699,352.73, 43,028,844.50 and 13,330,324.85

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Solution

The fourth proportional to 28,699,352.73, 43,028,844.50 and 13,330,324.85 is: 19,986,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,699,352.73 : 43,028,844.50 = 13,330,324.85 : x
  2. Step 2: Convert to fraction form
    28,699,352.73/43,028,844.50 = 13,330,324.85/x
  3. Step 3: Cross multiply
    28,699,352.73x = 43,028,844.50 × 13,330,324.85
  4. Step 4: Simplify right side
    28,699,352.73x = 573,588,474,923,317.38
  5. Step 5: Solve for x
    x = 573,588,474,923,317.38/28,699,352.73
  6. Step 6: Final answer
    x = 19,986,111.89

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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.