Home / 7,200,605.03-10,800,918.51-2,940,773.27

Finding the Fourth Proportional to 7,200,605.03, 10,800,918.51 and 2,940,773.27

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Solution

The fourth proportional to 7,200,605.03, 10,800,918.51 and 2,940,773.27 is: 4,411,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,605.03 : 10,800,918.51 = 2,940,773.27 : x
  2. Step 2: Convert to fraction form
    7,200,605.03/10,800,918.51 = 2,940,773.27/x
  3. Step 3: Cross multiply
    7,200,605.03x = 10,800,918.51 × 2,940,773.27
  4. Step 4: Simplify right side
    7,200,605.03x = 31,763,052,419,273.71
  5. Step 5: Solve for x
    x = 31,763,052,419,273.71/7,200,605.03
  6. Step 6: Final answer
    x = 4,411,164.38

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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.