Home / 69,561,140.27-104,361,905.03-28,040,588.93

Finding the Fourth Proportional to 69,561,140.27, 104,361,905.03 and 28,040,588.93

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Solution

The fourth proportional to 69,561,140.27, 104,361,905.03 and 28,040,588.93 is: 42,069,023.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,561,140.27 : 104,361,905.03 = 28,040,588.93 : x
  2. Step 2: Convert to fraction form
    69,561,140.27/104,361,905.03 = 28,040,588.93/x
  3. Step 3: Cross multiply
    69,561,140.27x = 104,361,905.03 × 28,040,588.93
  4. Step 4: Simplify right side
    69,561,140.27x = 2,926,369,278,235,917
  5. Step 5: Solve for x
    x = 2,926,369,278,235,917/69,561,140.27
  6. Step 6: Final answer
    x = 42,069,023.99

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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.