Home / 27,603,694.80-41,405,542.20-9,428,412.60

Finding the Fourth Proportional to 27,603,694.80, 41,405,542.20 and 9,428,412.60

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Solution

The fourth proportional to 27,603,694.80, 41,405,542.20 and 9,428,412.60 is: 14,142,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603,694.80 : 41,405,542.20 = 9,428,412.60 : x
  2. Step 2: Convert to fraction form
    27,603,694.80/41,405,542.20 = 9,428,412.60/x
  3. Step 3: Cross multiply
    27,603,694.80x = 41,405,542.20 × 9,428,412.60
  4. Step 4: Simplify right side
    27,603,694.80x = 390,388,535,788,311.75
  5. Step 5: Solve for x
    x = 390,388,535,788,311.75/27,603,694.80
  6. Step 6: Final answer
    x = 14,142,618.90

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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.